Nagy ([ˈnɒɟ]) is the most popular Hungarian surname, meaning "great". Notable people with the surname include:
Ádám Nagy (born 1995), Hungarian football player
Andrea Nagy (born 1971), Hungarian basketball player
Andrej Prean Nagy (born 1923), Hungarian footballer
Anikó Nagy (born 1970), Hungarian handball player
Antal Nagy (disambiguation)
Balazs Nagy, birth name of Michel Varga
Béla Szőkefalvi-Nagy (1913–1998), Hungarian mathematician
Bill Nagy (born 1987), former American football center and guard
Charles Nagy (born 1967), American Major League Baseball pitcher for Cleveland Indians
Christine Nagy, actress and American radio personality
Dániel Nagy (disambiguation)
Dávid Nagy (born 1981), Hungarian guitarist
Dennis M. Nagy, former director of the U.S. Defense Intelligence Agency
Ferenc Nagy (1903–1979), Hungarian politician
Ferenc Nagy (boxer) (1916–1977), Hungarian boxer
Feró Nagy (born 1946), Hungarian rock singer
Fritz Nagy (1924–1989), American basketball player
Gábor Nagy (footballer born 1981), Hungarian football player
Gábor Nagy (footballer born 1985), Hungarian football player
Gáspár Nagy (1949–2007), Hungarian poet and writer
George Nagy (born 1957), Canadian swimmer
Géza Nagy (1892–1953), Hungarian chess master
Gregory Nagy, classicist
Gyula Nagy (born 1924), Hungarian football player
Ilona Nagy (born 1951), Hungarian handball player
Imre Nagy (pentathlete) (born 1933), Hungarian pentathlete
Imre Nagy (1896–1958), politician, twice Prime Minister of Hungary
István Nagy (disambiguation)
Ivan Boszormenyi-Nagy (1920–2007), therapist and writer on family relations
János Nagy, Hungarian diplomat
Jenene Nagy, American installation artist
John A. Nagy, American author of espionage during the American Revolution
József Nagy (disambiguation)
Judit Földing-Nagy, Hungarian marathon runner
Károly Nagy, Hungarian astronomer, mathematician, chemist and politician
Kira Nagy (born 1977), Hungarian tennis player
Ladislav Nagy (born 1979), Slovak ice hockey player
Lajos Nagy (1326–1382), a.k.a. Louis I of Hungary
Lajos Nagy (footballer) (born 1975), Hungarian football player
László Moholy-Nagy (1895–1946), architect and photographer, instructor at the Bauhaus
László Nagy (born 1921), Chief Executive of the World Organization of the Scout Movement from 1968–1985
László Nagy (disambiguation)
Marcell Deák-Nagy (born 1992), Hungarian sprinter
Marianna Nagy (figure skater) (born 1929), Hungarian pair skater
Marianna Nagy (handballer) (born 1957), Hungarian Olympic handball player
Matt Nagy (born 1978), American football player
Mike Nagy (born 1948), baseball pitcher
Mohamed Nagy (artist) (1888-1956), Egyptian artist
Nicholas Nagy-Talavera (1929–2000), Hungarian-American dissident and professor
Olivér Nagy (born 1989), Hungarian footballer
Orsolya Nagy, Hungarian fencer
Péter Nagy (disambiguation)
Phyllis Nagy (born 1962), American theater and film director
Róbert Nagy (speedway rider) (born 1967), Hungarian motorcyclist
Róbert Nagy (footballer) (born 1987), Hungarian football player
Robert Nagy (tenor) (1929–2008), American operatic tenor
Sándor Nagy (footballer) (born 1988), Hungarian football player
Scott Nagy (born 1966), American college basketball coach
Sibyl Moholy-Nagy, art historian
Stanislaw Nagy (born 1921), Polish cardinal of the Roman Catholic Church
Stefan Nagy (born 1961), Swedish darts player
Steve Nagy (born 1919), American baseball pitcher
Tibor Nagy (sprint canoer), Hungarian sprint canoer
Tibor Nagy (footballer born 1991), Hungarian association football player
Tibor P. Nagy, Hungarian-American diplomat
Tímea Nagy (born 1970), épée fencer
Timea Nagy (born 1978), Hungarian Canadian former sex slave
Timo Nagy (born 1983), German footballer
Vilmos Nagy, Hungarian sprint canoer
Vilmos Nagy de Nagybaczon (1884–1976), Hungarian general
Vince Nagy (1886–1965), Hungarian politician
Zoltán Nagy (disambiguation)
Zsolt Nagy (born 1971), Romanian politician
Zsolt Nagy (footballer) (born 1979), Hungarian football player
Zsuzsanna Nagy (born 1986), Hungarian ice dancer
It is also common among ethnic Hungarians in the northern Serbian province of Vojvodina, where it is spelled Nađ (Serbian Cyrillic: Нађ):
Albert Nađ (born 1974), footballer
Antonija Nađ (born 1986), sprint canoer
Kosta Nađ (1911–1986), Yugoslav Army general