Banaszek is a Polish surname.
Notable people with the surname include: Adrian Banaszek (born 1993), Polish cyclist Alan Banaszek (born 1997), Polish cyclist Anna Dąbrowska-Banaszek (born 1961), Polish doctor, and member of the IX Sejm Cas Banaszek (1945–2019), American football player Jakub Banaszek (born 1991), Polish politician Norbert Banaszek (born 1997), Polish cyclist
Banaszak