| Eugeniusz Grzeszczak | |
| Nationality: | Polish |
| Office: | Deputy Marshal of Sejm |
| Term Start: | 8 November 2011 |
| Term End: | 11 November 2015 |
| Party: | Polish People's Party |
| Birth Date: | 1954 |
Eugeniusz Tomasz Grzeszczak (born 29 December 1954 in Kowalewo-Opactwo) is a Polish politician. He was elected to the Sejm on 25 September 2005, getting 5,181 votes in 37 Konin district as a candidate from the Polish People's Party list.
He was also a member of Senate 1991-1993 and Senate 1993-1997.