- Madalene Mitongu NtumbaPosition: centerNationality: Italy
- Maikcol PerezNationality: ItalyBorn: 1 December 2007
- Mamahdou DiawaraNationality: ItalyBorn: 20 February 2006
- Mamoudou DiaNationality: Mali, ItalyBorn: 2 June 2003
- Manuel AlvaeromPosition: centre-backBorn: 28 January 1990
- Manuel CarrizoPosition: small forwardNationality: Italy, Argentina
- Manuel ContrerasPosition: defenderBorn: 21 May 1989
- Manuel CorralesPosition: full-backBorn: 3 August 1982
- Manuel EarlPosition: defenderBorn: 20 March 1968
- Manuel HerediaPosition: goalkeeperBorn: 9 January 1986
- Manuel MarengoPosition: defenderBorn: 16 July 1973
- Manuel María DragoPosition: forwardBorn: 14 November 1924
- Manuel MayorgaPosition: midfielderBorn: 2 January 1943
- Manuel OrsulicNationality: ItalyBorn: 20 December 2004
- Manuel PastoriNationality: ItalyBorn: 18 June 1996
- Manuel Puente SánchezPosition: defenderBorn: 1904
- Manuel Rivera GarridoPosition: midfielderBorn: 16 March 1978
- Manuel Rivera SánchezPosition: forwardBorn: 15 May 1922
- Manuel RussoNationality: ItalyBorn: 19 November 2006
- Manuel SaladiniNationality: ItalyBorn: 13 January 2002
- Manuel San MartiniNationality: San Marino, ItalyBorn: 18 May 2009
- Manuel Tello NavarroPosition: midfielderBorn: 14 November 1989
- Manuel TerzaghiNationality: ItalyBorn: 22 January 1992
- Manuel UgazPosition: defenderBorn: 21 June 1981
- Manuel VeronesiNationality: ItalyBorn: 15 November 2004
- Manuel Ángel Tejada MedinaPosition: forwardBorn: 12 January 1989
- Manuele SolaroliNationality: ItalyBorn: 18 February 2002
- Mara InvernizziNationality: ItalyBorn: 25 June 1978
- Marc CampbellNationality: Italy, United StatesBorn: 16 July 1986
- Marc TrasoliniPosition: centerNationality: Italy, Canada
- Marcelinho HuertasPosition: point guard, shooting guardNationality: Brazil, Italy
- Marcella BarlassinaNationality: ItalyBorn: 21 June 1991
- Marcella BrennaNationality: ItalyBorn: 31 July 1969
- Marcella FilippiNationality: ItalyBorn: 27 September 1985
- Marcello BellancaNationality: ItalyBorn: 6 February 1990
- Marcello De NardusNationality: Italy, Kingdom of ItalyBorn: 13 July 1922
- Marcello GiordoNationality: ItalyBorn: 12 May 1979
- Marcello MottoPosition: centerNationality: Italy
- Marcelo CapalboPosition: point guardNationality: Uruguay, Italy
- Marcelo Dilglay DamiaoPosition: centerNationality: Italy, Brazil
- Marcelo NicolaPosition: power forward, small forwardNationality: Argentina, Italy, Spain
- Marcelo ZamoraPosition: centre-backBorn: 24 January 1987
- Marcial HurtadoBorn: 30 June 1919Sport: association football
- Marcial SalazarPosition: defenderBorn: 8 September 1970
- Marco AbbiatiNationality: ItalyBorn: 26 January 1968
- Marco AllegrettiNationality: ItalyBorn: 30 April 1981
- Marco AngeliniNationality: ItalyBorn: 26 March 1976
- Marco Antonio RePosition: point guardNationality: Italy
- Marco ArnaldoNationality: ItalyBorn: 8 March 2005
- Marco Aurélio Pegolo dos SantosNationality: Italy, BrazilBorn: 23 November 1963
- Marco BartoliNationality: ItalyBorn: 9 August 1980
- Marco BelinelliPosition: shooting guardNationality: Italy
- Marco BenziNationality: ItalyBorn: 29 March 1973
- Marco BergamaschiNationality: ItalyBorn: 23 January 1998
- Marco BergaminNationality: ItalyBorn: 25 August 2007
- Marco BersaniNationality: ItalyBorn: 7 March 1979
- Marco BianchiNationality: ItalyBorn: 25 February 1976
- Marco BinettiNationality: ItalyBorn: 6 March 1974
- Marco BittiNationality: ItalyBorn: 14 February 1998
- Marco CaballeroPosition: midfielderBorn: 1992
- Marco CalvaniNationality: ItalyBorn: 23 February 1963
- Marco CaroloNationality: ItalyBorn: 5 June 1989
- Marco CarraPosition: point guardNationality: Italy
- Marco CasasPosition: midfielderBorn: 26 May 1979
- Marco CominoNationality: ItalyBorn: 2 July 1983
- Marco ContentoPosition: point guardNationality: Italy
- Marco CostantinoNationality: ItalyBorn: 24 November 1988
- Marco CuccoPosition: point guardNationality: Italy
- Marco CusinPosition: centerNationality: Italy
- Marco Della VedovaNationality: ItalyBorn: 8 October 1983
- Marco Di MaioNationality: ItalyBorn: 19 January 1985
- Marco Di PizzoPosition: power forwardNationality: Italy
- Marco Di SalvatoreNationality: ItalyBorn: 28 April 1981
- Marco FloresPosition: goalkeeperBorn: 29 May 1977
- Marco GandiniNationality: ItalyBorn: 14 April 2009
- Marco GiordanoPosition: point guardNationality: Italy, Argentina
- Marco GuevaraPosition: forwardBorn: 30 October 2006
- Marco HuamánPosition: full-backBorn: 25 September 2002
- Marco LambruschiNationality: ItalyBorn: 11 January 1979
- Marco LusvarghiNationality: ItalyBorn: 16 January 1997
- Marco MagnaniPosition: point guardNationality: Switzerland, Italy
- Marco MalavasiNationality: ItalyBorn: 6 June 1975
- Marco MaranNationality: ItalyBorn: 17 January 1987
- Marco MarinoNationality: ItalyBorn: 29 April 1964
- Marco MartinPosition: centerNationality: Italy
- Marco MeroniNationality: ItalyBorn: 12 January 1993
- Marco MolluraNationality: ItalyBorn: 10 November 1993
- Marco MordentePosition: shooting guardNationality: Italy
- Marco MuggianiNationality: Italy, Kingdom of ItalyBorn: 21 April 1894
- Marco NessoNationality: ItalyBorn: 22 November 1990
- Marco NovatiNationality: ItalyBorn: 23 March 1981
- Marco NovatiNationality: ItalyBorn: 11 March 1994
- Marco PagnoncelliNationality: ItalyBorn: 29 July 1981
- Marco PazziNationality: ItalyBorn: 9 May 1979
- Marco PedrottiNationality: ItalyBorn: 12 February 1956
- Marco PencoNationality: ItalyBorn: 21 July 1989
- Marco PerinNationality: ItalyBorn: 24 July 1993
- Marco PieriNationality: ItalyBorn: 8 November 2002
- Marco PilatNationality: ItalyBorn: 14 June 1974
- Marco PireddaNationality: ItalyBorn: 16 May 2003
- Marco PortannesePosition: shooting guardNationality: Switzerland, Italy
- Marco PortillaPosition: forwardBorn: 13 July 1975
- Marco RealiNationality: ItalyBorn: 23 January 1995
- Marco RestelliNationality: ItalyBorn: 23 March 2004
- Marco RossettiNationality: ItalyBorn: 12 February 1980
- Marco RoveroniNationality: ItalyBorn: 6 July 2006
- Marco RuggieriNationality: ItalyBorn: 15 October 2004
- Marco RuizPosition: midfielderBorn: 26 September 1979
- Marco SantambrogioNationality: ItalyBorn: 8 September 1988
- Marco SignorelliNationality: ItalyBorn: 7 March 1988
- Marco SolariNationality: ItalyBorn: 25 May 2001
- Marco SpangheroPosition: point guardNationality: Italy
- Marco ToppiNationality: ItalyBorn: 27 February 1987
- Marco Valencia PachecoPosition: midfielderBorn: 1971
- Marco VenutoPosition: point guardNationality: Italy
- Marco VitucciNationality: ItalyBorn: 16 July 2004
- Marcos CalderónPosition: midfielderBorn: 11 July 1928
- Marcos HubyBorn: 1910Sport: association football
- Marcos LliuyaPosition: midfielderBorn: 27 March 1992
- Marcos OrtizPosition: defenderBorn: 27 March 1993
- Margherita ZilianiNationality: ItalyBorn: 3 March 2003
- Maria Beatrice De SantisNationality: ItalyBorn: 15 July 1969
- Maria Chiara OrtolaniNationality: ItalyBorn: 5 June 1997
- Maria Chiara PezzoliNationality: ItalyBorn: 5 January 1974
- Maria Cristina CottiNationality: ItalyBorn: 15 January 1984
- Maria Grazia SeranoNationality: ItalyBorn: 4 October 1979
- Maria LaterzaPosition: centerNationality: Italy, United States
- Maria LozziNationality: United Kingdom, ItalyBorn: 16 May 1999
- Maria Luisa CoralloNationality: ItalyBorn: 6 November 1964
- Maria MinervinoPosition: centerNationality: Italy
- Maria PiantanidaNationality: Kingdom of Italy, ItalyBorn: 28 January 1905
- Maria PilatoneNationality: ItalyBorn: 24 January 2007
- Maria RenziNationality: ItalyBorn: 14 June 2010
- Maria ZanellaNationality: ItalyBorn: 10 August 1992
- Maria-Santa CardelloNationality: Switzerland, ItalyBorn: 17 May 1978
- Mariana Nako MoniNationality: ItalyBorn: 10 June 2009
- Mariangela AngelinoNationality: ItalyBorn: 13 April 1988
- Mariangela CironePosition: point guardNationality: Italy
- Marianna ZanettiNationality: ItalyBorn: 12 February 2008
- Mariano CantoniPosition: shooting guardNationality: Italy
- Mariano FrancoPosition: small forwardNationality: Argentina, Italy
- Marika AurigemmaNationality: ItalyBorn: 5 May 1973
- Marika ZanardiPosition: shooting guardNationality: Italy
- Marilena RienziNationality: ItalyBorn: 16 October 1964
- Marina MoscaNationality: ItalyBorn: 30 March 1965
- Mario Alfonso Velarde PintoPosition: midfielderBorn: 3 July 1990
- Mario AndreoPosition: centerNationality: Kingdom of Italy, Italy
- Mario Antonio RodríguezPosition: midfielderBorn: 18 March 1972
- Mario BerettaNationality: ItalyBorn: 6 June 1955
- Mario CeballosPosition: forwardBorn: 7 August 1990
- Mario ChiusoloNationality: ItalyBorn: 30 April 1991
- Mario de las CasasPosition: defenderBorn: 31 January 1901
- Mario FloresPosition: midfielderBorn: 15 October 1973
- Mario GiorgettiNationality: ItalyBorn: 26 July 1973
- Mario GómezPosition: midfielderBorn: 20 May 1981
- Mario NovelliNationality: ItalyBorn: 12 October 1913
- Mario SimeoliPosition: centerNationality: Italy
- Mario SoaveNationality: ItalyBorn: 24 July 1978
- Mario Soto WeningerPosition: midfielderBorn: 19 April 1987
- Mario VascellariPosition: shooting guardNationality: Italy
- Mario Vega BacaBorn: 1942Sport: association football
- Marisa BovolatoNationality: ItalyBorn: 13 May 1926
- Marisa CaciolliNationality: ItalyBorn: 20 March 1926
- Marisa ComelliNationality: ItalyBorn: 5 February 1965
- Mark CampanaroPosition: shooting guardNationality: United States, Italy
- Mark CzumbelNationality: Italy, RomaniaBorn: 11 January 2000
- Mark EstrellaPosition: midfielderBorn: November 1997
- Marko CiurlizzaPosition: midfielderBorn: 22 February 1978
- Marko JovancicNationality: Serbia and Montenegro, ItalyBorn: 6 June 1993
- Marlon GarcíaPosition: forwardBorn: 31 August 1983
- Marlon MazaPosition: midfielderBorn: 15 February 1981
- Marlon PereaPosition: forwardBorn: 11 February 2003
- Marta BarisoniNationality: ItalyBorn: 5 January 1988
- Marta CattaniNationality: ItalyBorn: 19 January 1973
- Marta FiascarisNationality: ItalyBorn: 28 August 1990
- Marta MasoniNationality: ItalyBorn: 13 July 1993
- Marta RezoagliPosition: centerNationality: Italy
- Marta RossiniNationality: ItalyBorn: 22 August 2001
- Marta VeronaNationality: ItalyBorn: 28 June 1994
- Martina CristofaniPosition: point guardNationality: Italy
- Martina GantarNationality: ItalyBorn: 7 December 1987
- Martina GuzzoniNationality: ItalyBorn: 11 September 2006
- Martina MosettiNationality: ItalyBorn: 22 May 1995
- Martina PasqualettiNationality: ItalyBorn: 29 May 2009
- Martina RizzardiNationality: ItalyBorn: 22 March 1968
- Martina SandriPosition: centerNationality: Italy
- Martino MastellariPosition: shooting guardNationality: Italy
- Martín CobaPosition: forwardBorn: 10 March 1981
- Martín DuffooPosition: defenderBorn: 2 January 1963
- Martín HidalgoPosition: midfielderBorn: 15 June 1976
- Martín OchandarteBorn: 1969Sport: association football
- Martín Pérez GuedesPosition: midfielderBorn: 18 August 1991
- Martín RamírezPosition: defenderBorn: 20 January 1964
- Martín Raúl GarcíaPosition: midfielderBorn: 4 June 1970
- Martín RodríguezPosition: midfielderBorn: 24 September 1968
- Martín TávaraPosition: midfielderBorn: 25 March 1999
- Martín VásquezPosition: defenderBorn: 8 October 1974
- Martín YupanquiPosition: goalkeeperBorn: 20 October 1962
- Marvin RíosPosition: midfielderBorn: 29 August 1987
- Maryory SánchezPosition: goalkeeperBorn: 7 April 1997
- Marzia VarvaglioneNationality: ItalyBorn: 24 March 1989
- María CáceresPosition: midfielder, defenderBorn: 11 June 1996
- María DávilaPosition: goalkeeperBorn: 25 October 2003
- María José LópezPosition: midfielderBorn: 22 May 1985
- María ValentínPosition: midfielderBorn: 13 October 1995
- Masha MaioranoPosition: shooting guardNationality: Italy
- Mason RoccaPosition: center, power forwardNationality: Italy, United States
- Massimiliano AldiNationality: ItalyBorn: 8 June 1967
- Massimiliano AngeliniNationality: ItalyBorn: 19 January 1969
- Massimiliano BosioNationality: ItalyBorn: 13 November 1989
- Massimiliano DefantNationality: ItalyBorn: 1 November 1989
- Massimiliano Di StazioNationality: ItalyBorn: 3 December 1988
- Massimiliano GironiNationality: ItalyBorn: 22 December 1981
- Massimiliano MontiPosition: centerNationality: Italy
- Massimiliano ObljubechNationality: ItalyBorn: 28 February 2005
- Massimiliano PedoneNationality: ItalyBorn: 7 May 1979
- Massimiliano RizzoPosition: centerNationality: Italy
- Massimiliano RomboliPosition: point guardNationality: Italy
- Massimo AntonelliNationality: ItalyBorn: 16 June 1953
- Massimo ArrigoniNationality: ItalyBorn: 25 July 1974
- Massimo BastianelliNationality: ItalyBorn: 16 September 1969
- Massimo BianchiNationality: ItalyBorn: 19 January 1955
- Massimo BulleriPosition: point guardNationality: Italy
- Massimo CasanovaNationality: ItalyBorn: 31 August 1956
- Massimo CieloNationality: ItalyBorn: 8 January 1974
- Massimo CodevillaNationality: ItalyBorn: 14 November 1962
- Massimo CosmelliPosition: point guardNationality: Italy
- Massimo FarioliNationality: ItalyBorn: 24 August 1977
- Massimo GattoniPosition: point guardNationality: Italy
- Massimo IacopiniPosition: shooting guardNationality: Italy
- Massimo La TorreNationality: ItalyBorn: 12 April 1969
- Massimo MacaruNationality: Italy, MoldovaBorn: 7 February 2005
- Massimo MarianiNationality: ItalyBorn: 28 May 1985
- Massimo MenghiniPosition: shooting guardNationality: Italy
- Massimo ParonuzziNationality: ItalyBorn: 20 November 1949
- Massimo ProsperiNationality: ItalyBorn: 8 January 1962
- Massimo ReNationality: ItalyBorn: 20 April 1973
- Massimo RezzanoNationality: ItalyBorn: 5 July 1982
- Massimo SorrentinoPosition: point guardNationality: Italy
- Massimo TombariNationality: ItalyBorn: 13 August 2000
- Massimo VillettiPosition: point guardNationality: Italy
- Mateo DíazNationality: Italy, ArgentinaBorn: 6 March 2002
- Mateo GaynorNationality: Argentina, ItalyBorn: 29 April 1990
- Mateus Velloso SemeghiniNationality: Brazil, ItalyBorn: 21 May 2003
- Matias ZanottoNationality: Argentina, ItalyBorn: 30 May 2005
- Matilde DettinNationality: ItalyBorn: 8 November 1979
- Matilde MoruzziNationality: ItalyBorn: 18 October 2010
- Matilde VillaNationality: ItalyBorn: 9 December 2004
- Matt CarlinoPosition: point guardNationality: Italy, United States
- Matt LangelNationality: United States, ItalyBorn: 21 November 1977
- Matteo AccorsiNationality: ItalyBorn: 13 May 2007
- Matteo AnchisiPosition: point guardNationality: Italy
- Matteo ArbettiNationality: ItalyBorn: 6 January 1980
- Matteo AriazziNationality: ItalyBorn: 15 May 1997
- Matteo BaiocchiNationality: ItalyBorn: 2 August 2007
- Matteo BarbieriNationality: ItalyBorn: 27 May 2003
- Matteo BarbinaNationality: ItalyBorn: 21 August 1979
- Matteo BertolazziPosition: point guardNationality: Italy
- Matteo BogliardiNationality: ItalyBorn: 17 March 2002
- Matteo BorciuNationality: ItalyBorn: 30 January 2005
- Matteo BotteghiNationality: ItalyBorn: 10 November 1995
- Matteo BrunamontiNationality: ItalyBorn: 4 February 1984
- Matteo CaridaNationality: ItalyBorn: 14 September 1995
- Matteo CasaliNationality: ItalyBorn: 6 November 2011
- Matteo CempiniNationality: ItalyBorn: 12 September 1996
- Matteo CercolaniNationality: ItalyBorn: 27 February 1994
- Matteo CuccoNationality: ItalyBorn: 12 March 1976
- Matteo Da RosPosition: power forwardNationality: Italy
- Matteo DaneseNationality: ItalyBorn: 28 September 1993
- Matteo De GennaroNationality: ItalyBorn: 14 February 1997
- Matteo Di FrancescoNationality: ItalyBorn: 1 November 2005
- Matteo Di GrisostomoNationality: ItalyBorn: 15 August 1996
- Matteo Di RienzoNationality: ItalyBorn: 28 July 2006
- Matteo FantinelliPosition: point guardNationality: Italy
- Matteo FioravantiNationality: ItalyBorn: 30 September 1997
- Matteo FormentiPosition: shooting guardNationality: Italy
- Matteo FrancoNationality: ItalyBorn: 15 July 2001
- Matteo FrassinetiPosition: shooting guardNationality: Italy
- Matteo GalipòNationality: ItalyBorn: 29 July 1996
- Matteo GhiacciNationality: ItalyBorn: 3 March 1995
- Matteo GrimaldiNationality: ItalyBorn: 17 October 2004
- Matteo GuerriniNationality: ItalyBorn: 25 September 2007
- Matteo ImbròPosition: point guardNationality: Italy
- Matteo LanduzziNationality: ItalyBorn: 6 January 1990
- Matteo LenciNationality: ItalyBorn: 8 October 2007
- Matteo LibrizziNationality: ItalyBorn: 6 April 2002
- Matteo LisiniNationality: ItalyBorn: 28 August 2002
- Matteo MalaventuraPosition: shooting guardNationality: Italy
- Matteo MarmondiNationality: Italy, SwitzerlandBorn: 2 March 1999
- Matteo MicelliNationality: Luxembourg, ItalyBorn: 26 May 2005
- Matteo MinelliNationality: ItalyBorn: 5 May 1967
- Matteo MolteniNationality: ItalyBorn: 19 January 2008
- Matteo MontanoPosition: point guardNationality: Italy
- Matteo NegriPosition: shooting guardNationality: Italy
- Matteo PalermoPosition: point guardNationality: Italy
- Matteo PanichiNationality: ItalyBorn: 26 September 1972
- Matteo ParlaniNationality: ItalyBorn: 30 January 2000
- Matteo PasqualiNationality: ItalyBorn: 5 May 1990
- Matteo PecchiaNationality: ItalyBorn: 11 May 1983
- Matteo PucciniNationality: ItalyBorn: 23 March 1980
- Matteo RinaldinNationality: ItalyBorn: 12 May 2006
- Matteo SantarelliNationality: ItalyBorn: 8 March 1981
- Matteo SantiniNationality: ItalyBorn: 19 September 1982
- Matteo ScapinNationality: ItalyBorn: 24 March 1985
- Matteo SerravalliNationality: ItalyBorn: 12 September 1991
- Matteo SoragnaPosition: small forwardNationality: Italy
- Matteo SpagnoloPosition: point guardNationality: Italy
- Matteo SpippoliPosition: centerNationality: Italy
- Matteo Suarez RamirezNationality: Argentina, ItalyBorn: 12 July 2010
- Matteo SulpiziNationality: ItalyBorn: 24 July 1988
- Matteo TambonePosition: point guardNationality: Italy
- Matteo TrapellaNationality: ItalyBorn: 20 May 1996
- Matteo TrovatoNationality: ItalyBorn: 1 February 1996
- Matteo VecciNationality: ItalyBorn: 12 July 2006
- Matteo VisintinNationality: ItalyBorn: 24 March 2004
- Mattia AcunzoNationality: ItalyBorn: 22 June 2000
- Mattia BonanoNationality: ItalyBorn: 21 February 2004
- Mattia BoniNationality: ItalyBorn: 5 April 2005
- Mattia BoniventoNationality: ItalyBorn: 13 October 1993
- Mattia BroggiNationality: ItalyBorn: 30 November 1992
- Mattia CafisiNationality: Italy, SwitzerlandBorn: 2 September 1997
- Mattia CalamoNationality: ItalyBorn: 17 July 1999
- Mattia CavoliNationality: ItalyBorn: 1 April 1989
- Mattia ClericiNationality: ItalyBorn: 27 May 1989
- Mattia CossuttaNationality: ItalyBorn: 20 April 2007
- Mattia Da CampoPosition: shooting guard, small forwardNationality: Italy
- Mattia De MartinNationality: ItalyBorn: 2 July 2005
- Mattia FantiniNationality: ItalyBorn: 19 October 2009
- Mattia FarinonNationality: ItalyBorn: 29 March 2005
- Mattia FerdeghiniNationality: ItalyBorn: 17 January 2003
- Mattia GiorginiNationality: ItalyBorn: 3 May 1986
- Mattia GrassiNationality: ItalyBorn: 5 October 2007
- Mattia La RagioneNationality: ItalyBorn: 19 December 1991
- Mattia Louis V. BradascioNationality: Norway, ItalyBorn: 23 June 1991
- Mattia MaddalinNationality: ItalyBorn: 21 April 2005
- Mattia MagriniNationality: ItalyBorn: 7 October 1993
- Mattia MargoniNationality: ItalyBorn: 16 March 2005
- Mattia MolteniNationality: ItalyBorn: 10 March 1996
- Mattia NorcinoNationality: ItalyBorn: 29 September 1993
- Mattia Osaen GrazianoNationality: ItalyBorn: 25 November 2004
- Mattia PalumboPosition: point guard, shooting guardNationality: Italy
- Mattia PelucchiniNationality: ItalyBorn: 13 April 1996
- Mattia PicarielloNationality: ItalyBorn: 23 June 1996
- Mattia RossiNationality: ItalyBorn: 15 June 2006
- Mattia RuggeriNationality: Italy, San MarinoBorn: 11 April 2009
- Mattia SantinonNationality: ItalyBorn: 7 April 2006
- Mattia SartiniNationality: San Marino, ItalyBorn: 9 September 2007
- Mattia SguazzinNationality: ItalyBorn: 3 March 2010
- Mattia SoldanNationality: ItalyBorn: 1 February 1991
- Mattia SolopertoPosition: centerNationality: Italy
- Mattia UdomPosition: power forwardNationality: Italy, France
- Mattija JacimovicNationality: ItalyBorn: 24 November 2004
- Matías BortolínPosition: centerNationality: Argentina, Italy
- Matías CórdovaBorn: 6 May 2002Sport: association football
- Matías IbarraPosition: point guardNationality: Argentina, Italy
- Matías LazoPosition: defenderBorn: 11 July 2003
- Matías LescanoNationality: Argentina, ItalyBorn: 29 September 1979
- Matías PelletieriNationality: Argentina, ItalyBorn: 31 July 1979
- Matías SuccarPosition: forwardBorn: 16 February 1999
- Mauricio ArrascoPosition: inside forwardBorn: 13 December 2004
- Mauricio MatzudaPosition: midfielderBorn: 2000
- Mauricio MontesPosition: forwardBorn: 22 June 1982
- Mauricio RebazaPosition: defenderBorn: 7 March 1989
- Maurizio GiadiniPosition: shooting guardNationality: Italy
- Maurizio GiustiNationality: ItalyBorn: 29 February 1972
- Maurizio VorzilloNationality: ItalyBorn: 11 October 1992
- Mauriño MendozaPosition: goalkeeperBorn: 4 April 1964
- Mauro BoninoNationality: ItalyBorn: 30 March 1963
- Mauro LiendoNationality: Italy, ArgentinaBorn: 19 January 1975
- Mauro MorriPosition: point guardNationality: Italy
- Mauro PintonPosition: point guardNationality: Italy
- Mauro SalvaneschiNationality: ItalyBorn: 18 February 1956
- Mauro SartoriPosition: power forwardNationality: Italy
- Maximilian LadurnerPosition: centerNationality: Italy
- Melisa GretterPosition: point guardNationality: Italy, Argentina
- Melissa Milagros Díaz CaballeroPosition: midfielderBorn: 26 October 1983
- Meriem NasraouiNationality: ItalyBorn: 11 July 2002
- Mhd Nour Dyar BakarliNationality: Syria, AlgeriaBorn: 19 January 1989
- Michael OwensPosition: forwardBorn: 24 June 2003
- Michael SotilloPosition: goalkeeperBorn: 23 September 1984
- Micheal AnumbaNationality: Nigeria, ItalyBorn: 6 September 1999
- Michela FranchettiNationality: ItalyBorn: 5 June 1976
- Michela GassaniNationality: ItalyBorn: 27 January 1970
- Michelangelo ObertiNationality: ItalyBorn: 11 October 2005
- Michelangelo PamantiniNationality: Italy, San MarinoBorn: 16 May 1979
- Michele AntelliPosition: point guardNationality: Italy
- Michele BenfattoNationality: ItalyBorn: 15 May 1985
- Michele BertinelliNationality: ItalyBorn: 12 January 1973
- Michele BracciniNationality: ItalyBorn: 1 May 1977
- Michele CittadiniNationality: ItalyBorn: 12 May 1986
- Michele CoppolaNationality: ItalyBorn: 8 September 2007
- Michele EbelingPosition: power forwardNationality: Italy
- Michele EspositoNationality: ItalyBorn: 22 February 1999
- Michele FerrariNationality: ItalyBorn: 27 April 1986
- Michele FucciNationality: ItalyBorn: 17 September 1998
- Michele MaggioliPosition: centerNationality: Italy
- Michele ScolaNationality: ItalyBorn: 27 February 1977
- Michele VerderameNationality: ItalyBorn: 23 September 1970
- Michele VitaliPosition: shooting guardNationality: Italy
- Michelle GrecoPosition: shooting guardNationality: Italy, United States
- Mifflin BermúdezPosition: midfielderBorn: 4 February 1968
- Miguel Angel TorresPosition: wing halfBorn: 17 January 1982
- Miguel AraujoPosition: defenderBorn: 24 October 1994
- Miguel AuccaPosition: midfielderBorn: 10 August 1998
- Miguel CarranzaPosition: wing halfBorn: 3 November 1995
- Miguel CastroPosition: midfielderBorn: 16 August 1997
- Miguel CevascoPosition: midfielderBorn: 27 December 1981
- Miguel CompanyPosition: defenderBorn: 12 January 1945
- Miguel CornejoPosition: midfielderBorn: 18 January 2000
- Miguel CurielPosition: forwardBorn: 23 March 1988
- Miguel GutiérrezPosition: defenderBorn: 19 November 1956
- Miguel HilarioPosition: defenderBorn: 23 February 2006
- Miguel HuertasPosition: full-backBorn: 9 June 1977
- Miguel LlanosPosition: defenderBorn: September 1978
- Miguel MirandaPosition: goalkeeperBorn: 13 August 1966
- Miguel MosttoPosition: forwardBorn: 11 November 1977
- Miguel Ortega NievesPosition: midfielderBorn: 30 November 1976
- Miguel OteroPosition: midfielderBorn: 25 May 1990
- Miguel PajaresPosition: goalkeeperBorn: 6 February 1989
- Miguel PenaNationality: ItalyBorn: 23 July 1997
- Miguel RebosioPosition: defenderBorn: 20 October 1976
- Miguel Rostaing La TorrePosition: forwardBorn: 3 July 1900
- Miguel SeminarioPosition: forwardBorn: 1957
- Miguel VillaltaPosition: centre-backBorn: 16 June 1981
- Miguel Ángel LoayzaPosition: midfielderBorn: 21 June 1940
- Miguel Ángel MolinaPosition: forwardBorn: 19 January 1982
- Mijail Yudel Zamora TitoPosition: midfielderBorn: 5 November 1996
- Mike BrownPosition: center, power forwardNationality: Italy, United States
- Mike D'AntoniPosition: point guardNationality: Italy, United States
- Mike DiNunnoPosition: point guardNationality: Italy, United States
- Mike IuzzolinoPosition: point guardNationality: Italy, United States
- Mike PellicciaNationality: United StatesBorn: 27 January 1910
- Milagros ArruelaPosition: defenderBorn: 11 October 1992
- Milagros CanalesPosition: forwardBorn: 21 April 1999
- Milena GelmettiNationality: ItalyBorn: 11 December 1936
- Milena TomayconsaPosition: midfielderBorn: 28 September 2001
- Milica MićovićPosition: shooting guardNationality: Serbia and Montenegro, Italy, Serbia
- Milko SalgadoPosition: midfielderBorn: 1998
- Minzum QuinaPosition: defenderBorn: 11 May 1987
- Mirella FaggionatoNationality: ItalyBorn: 27 April 1946
- Mirko CastilloPosition: forwardBorn: 30 August 1962
- Mirko GloriaNationality: ItalyBorn: 14 August 1995
- Miryam TristánPosition: wing halfBorn: 19 April 1985
- Mishelly Shirley Arias SobradoPosition: defenderBorn: 15 June 2002
- Moisés CabadaPosition: centre-back, defenderBorn: 2 November 1985
- Monica AlpiniNationality: ItalyBorn: 29 May 1966
- Monica BastianiPosition: point guardNationality: Italy
- Monica PellizzariNationality: ItalyBorn: 27 July 1973
- Monica RomanoNationality: ItalyBorn: 3 March 1973
- Monica StazzonelliNationality: ItalyBorn: 22 July 1968
- Morgan Rashed BayoumiNationality: ItalyBorn: 11 January 2002
- Mouhamet DioufPosition: power forwardNationality: Italy, Senegal
- Mouhmadou YaddeNationality: ItalyBorn: 1 December 2006
- Mounia El HabbabNationality: ItalyBorn: 11 April 1994
- Mourtada GayeNationality: ItalyBorn: 17 August 2004
- Máximo CarrascoSport: association footballDied: 5 November 1990
- Máximo MosqueraPosition: forwardBorn: 8 January 1928
- Mía ShalitPosition: goalkeeperBorn: 3 July 2002