Zajac is a common Slavic name, meaning “hare”. Variants include Zaek, Zając, Zajec, Zajić, Zajíc, Zayak, Zayats, and Zayets. A related Russian surname is Zaytsev. Notable people with the surname include:
Andrzej Zając (born 1956), Polish Paralympian
Bogdan Zając (born 1972), Polish football defender
Bojan Zajić (born 1980), Serbian football player
Darcy Zajac (born 1986), Canadian professional ice hockey player
Elaine Zayak (born 1965), American figure skater
Ihor S. Zajac, discoverer of Zajacite-(Ce), a rare radioactive fluoride mineral in Quebec
Jack Zajac (born 1929), American artist
Jan Zajíc (1950-1969), Czech student and political protester
Joanna Zając (born 1990), Polish snowboarder
Józef Zając (1891–1963), Polish general and pilot
Lesław Zając, Polish runner
Marcin Zając (born 1975), Polish football midfielder
Marek Zając (born 1973), Polish football defender
Oleksandr Zayets (1962-2007), Soviet/Ukrainian football player
Richard Zajac (born 1976), Slovak football player
Rudolf Zajac (born 1951), former Minister of Health of Slovakia
Serhiy Zayets (born 1969), Ukrainian football player
Stanisław Zając (born 1949), Polish politician
Travis Zajac (born 1985), Canadian ice hockey player
Vadym Zayats (born 1974), Ukrainian football player
Velimir Zajec (born 1956), Croatian football player
Zbyněk Zajíc (1376-1411), Czech nobleman
