Association football •
Ádám Nagy (born 1995), Hungarian footballer •
Andrej Prean Nagy (1923–1997), Hungarian footballer •
Antal Nagy (footballer born 1944), Hungarian footballer •
Antal Nagy (footballer born 1956), Hungarian footballer •
Dániel Nagy (footballer, born 1984), Hungarian footballer •
Dániel Nagy (footballer, born 1991), Hungarian footballer •
Dominik Nagy (born 1995), Hungarian footballer •
Gábor Nagy (footballer born 1981), Hungarian footballer •
Gábor Nagy (footballer born 1985), Hungarian footballer •
Gyula Nagy (1924–1996), Hungarian footballer •
István Nagy (footballer, born 1939) (1939–1999), Hungarian footballer •
István Nagy (footballer, born 1986), Hungarian footballer •
János Nagy (footballer) (born 1992), Hungarian footballer •
József Nagy (footballer, born 1892) (1892–1963), Hungarian football coach •
József Nagy (footballer, born 1960), Hungarian footballer •
József Nagy (footballer, born 1988), Hungarian footballer •
Lajos Nagy (footballer) (born 1975), Hungarian footballer •
László Nagy (footballer) (born 1949), Hungarian footballer •
Olivér Nagy (born 1989), Hungarian footballer •
Péter Nagy (footballer) (born 1996), Slovak footballer •
Róbert Nagy (footballer) (born 1987), Hungarian footballer •
Sándor Nagy (footballer) (born 1988), Hungarian footballer •
Tibor Nagy (footballer born 1991), Hungarian footballer •
Timo Nagy (born 1983), German footballer •
Zoltán Nagy (footballer born 1974), Hungarian football player and coach •
Zoltán Nagy (footballer born 1985), Hungarian footballer •
Zsolt Nagy (footballer, born 1979), Hungarian footballer •
Zsolt Nagy (footballer, born 1993), Hungarian footballer
Other sports •
Adrienn Nagy (born 2001), Hungarian tennis player •
Andrea Nagy (born 1971), Hungarian basketball player •
Anikó Nagy (born 1970), Hungarian handball player •
Béla Nagy (archer) (1943–2025), Hungarian archer •
Bill Nagy (American football) (born 1987), American football center and guard •
Charles Nagy (born 1967), American baseball pitcher •
Dániel Nagy (racing driver) (born 1998), Hungarian racing driver •
Dávid Nagy (fencer) (born 1999), Hungarian fencer •
Dick Nagy (1942–2021), American college basketball coach •
Ferenc Nagy (boxer) (1916–1977), Hungarian boxer •
Fritz Nagy (1924–1989), American basketball player •
George Nagy (born 1957), Canadian swimmer •
Géza Nagy (1892–1953), Hungarian chess master •
György Nagy (1924–2004), Hungarian basketball player •
György Nagy (curler) (born 1965), Hungarian curler •
Henrieta Nagyová (born 1978), Slovak tennis player •
Ilona Nagy (born 1951), Hungarian handball player •
Imre Nagy (pentathlete) (1933–2013), Hungarian pentathlete •
Imre Nagy (fencer) (1941–2011), Canadian fencer •
István Nagy (athlete) (born 1959), Hungarian sprinter •
Ján Nagy (1945–2025), Slovak weightlifter •
József Nagy (athlete) (1884–1952), Hungarian athlete •
József Nagy (boxer, born 1934), Hungarian boxer •
József Nagy (boxer, born 1953), Hungarian boxer •
József Nagy (boxer, born 1975), Hungarian boxer •
Kira Nagy (born 1977), Hungarian tennis player •
Krisztina Nagy, Hungarian table tennis player •
Ladislav Nagy (born 1979), Slovak ice hockey player •
László Nagy (canoeist), Hungarian sprint canoeist •
László Nagy (figure skater) (1927–2005), Hungarian figure skater •
László Nagy (handballer) (born 1981), Hungarian handball player •
Marianna Nagy (figure skater) (1929–2011), Hungarian pair skater •
Marianna Nagy (handballer) (born 1957), Hungarian handball player •
Matt Nagy (born 1978), American football coach and quarterback •
Mike Nagy (born 1948), American baseball pitcher •
Orsolya Nagy (born 1977), Hungarian fencer •
Peter Nagy (canoeist) (born 1964), Slovak slalom canoeist •
Péter Nagy (volleyball) (born 1984), Hungarian volleyball player •
Péter Nagy (weightlifter) (born 1986), Hungarian weightlifter •
Péter Nagy (tennis) (born 1992), Hungarian tennis player •
Róbert Nagy (cyclist) (born 1972), Slovak cyclist •
Róbert Nagy (speedway rider) (born 1967), Hungarian motorcycle speedway rider •
Róbert Nagy (weightlifter) (born 1940), Hungarian weightlifter •
Robert Nagy (windsurfer) (born 1963), French windsurfer •
Scott Nagy (born 1966), American college basketball coach •
Stefan Nagy (born 1961), Swedish darts player •
Steve Nagy (baseball) (1919–2016), American baseball player •
Tibor Nagy (canoeist), Hungarian sprint canoeist •
Tímea Nagy (born 1970), Hungarian fencer •
Vilmos Nagy, Hungarian sprint canoer •
Zoltán Nagy (ice hockey) (born 1955), Romanian ice hockey player •
Zsuzsanna Nagy (born 1986), Hungarian ice dancer ==Other==