Szymczak is a gender-neutral Polish surname. In some English-speaking countries it is spelled Schimchak, for the sake of pronunciation. It may refer to:
Andrzej Szymczak (1948–2016), Polish handball player Christian Szymczak (born 1974), American racecar driver Emilia Szymczak (born 2006), Polish footballer Filip Szymczak (born 2002), Polish footballer Karolina Szymczak (born 1991), Polish actress Ryszard Szymczak (1944–1996), Polish footballer Zbigniew Szymczak (1952–2019), Polish chess player