Gąsiorek is a Polish surname. It has several phonetic respellings: Gonsiorek, Gonschorek, and Gonshorek. Notable people with the surname, or one of its variants, include:

Wiesław Gąsiorek (1936–2002), Polish tennis player Dieter Gonschorek (born 1944), East German cyclist

See also Gąsior (surname)