Antek is a Czech and Polish diminutive form of Antoni and Antonin that is used in Czech Republic and Poland.
; Given name:
- Antoni "Antek" Cierplikowski (1885–1976), Polish hairdresser
- Antek Rozpylacz ("Antek the Arsonist"), the nom-de-guerre of Antoni Szczęsny Godlewski (1923–1944)
- Antek, the nom-de-guerre of Yitzhak Zuckerman, one of the leaders of the Warsaw Ghetto Uprising (1915–1981)
; Family name:
- (1900, Allenstein/Ostpreußen – 1973, Bielefeld)
- Samuel Antek (1909–1958), violinist
See also
- Police Chief Antek (), a 1935 Polish comedy film directed by Michał Waszyński
- Anteks Stary Oskol
- Antes (name)