Ptáček (feminine: Ptáčková) is a Czech surname, meaning 'little bird'. Notable people with the surname include:
Adam Ptáček (born 1980), Czech pole vaulter Anna Ptáčková (1858–1906), Czech suffragette and feminist Bob Ptacek (born 1937), American-Canadian football quarterback Dana Ptáčková (born 1952), Czech basketball player Fátima Ptacek (born 2000), American actress and model František Ptáček (born 1975), Czech ice hockey player Hynce Ptáček of Pirkštejn (1404–1444), Czech nobleman Kathryn Ptacek (born 1952), American writer and editor Louis Ptáček, American neurologist Rainer Ptacek (1951–1997), American guitarist and singer-songwriter Vladimír Ptáček (1954–2019), Czech basketball player
See also
Pták Ptak