| Dariusz Klimczak | |
| Office: | Minister of Infrastructure |
| Term Start: | 13 December 2023 |
| Primeminister: | Donald Tusk |
| Birth Date: | 17 June 1980 |
| Birth Place: | Rawa Mazowiecka, Poland |
| Party: | Polish People's Party (2002–present) |
| Office1: | Member of the Sejm |
| Termstart1: | 9 August 2019 |
| Children: | 2 |
Dariusz Klimczak (born) is a Polish politician who has been serving as Minister of Infrastructure under Prime Minister Donald Tusk in his third cabinet since . He has also been the vice president of the Polish People's Party since 2015, and a member of the Sejm since 2019.
Klimczak earned a magister degree from the faculty of history at Jagiellonian University in 2005. He earned a doctorate in political science from the University of Warsaw in 2008.
Klimczak is married and has two children. He is a volunteer firefighter.