Namesakes
Austrian Dukes and Emperors:
1 duke
Duke Ladislaus Posthumus (a.k.a. László) 1440-1457 
Bohemian Kings:
1 king
King Ladislav Posthumous (a.k.a. László) 1453-1457
Hungarian Kings and Queens:
6 kings
King László I 1077-1095
King László II 1162-1163
King László III 1204-1205
King László IV 1272-1290
King Vencel III (a.k.a. László) 1301-1305
King László V the Posthumous 1444-1457
Hungarian Presidents and Prime Ministers:
2 presidents, 2 prime ministers
Prime Minister László Lukács 1912-1913
Prime Minister László Bárdossy 1941-1942
President László Sólyom 2005-2010
President László Kövér 2012
Notable Actors and Entertainers:
1 actor
Peter Lorre (a.k.a. László) 1904-1964
Notable Artists:
1 artist
László Moholy-Nagy 1895-1946
Notable Athletes:
1 soccer
(soccer) László Kleinheisler 1994-
Notable Scientists and Inventors:
1 inventor
László Bíró 1899-1985
Olympic Medalists:
4 bronze, 1 bronze/silver, 1 bronze/silver/gold, 1 gold, 1 gold/bronze, 1 silver/bronze, 1 silver/gold/bronze
(bronze) László Szabados 1932 swimming - 4x200 m freestyle relay
(bronze) László Zarándi 1952 4x100 m relay
(bronze) László Nagy 1952; 1956 figure skating
(gold) László Fábián 1956 canoe sprint
(silver/gold/bronze) László Jeney 1948; 1952; 1956; 1960 water polo
(gold/bronze) László Felkai 1960; 1964; 1968 water polo
(bronze/silver/gold) László Sárosi 1968; 1972; 1976 water polo
(bronze) László Kuncz 1980 water polo
(bronze/silver) Ladislau Lovrenschi (a.k.a. László) 1972; 1988 rowing
(silver/bronze) László Cseh 2004; 2008; 2012 swimming
Saints:
1 blessed, 1 saint
Saint Ladislaus I of Hungary (a.k.a. László) 1040-1095
Blessed László Batthyány-Strattmann 1870-1931