| Zbigniew Kuźmiuk | |
| Nationality: | Polish |
| Constituency Mp1: | Masovia |
| Parliament1: | European |
| Term Start1: | 1 July 2014 |
| Term End1: | 29 November 2023 |
| Term Start2: | 20 July 2004 |
| Term End2: | 13 July 2009 |
| Office3: | Member of the Sejm |
| Term Start3: | 19 October 2001 |
| Term End3: | 16 June 2004 |
| Term Start4: | 8 November 2011 |
| Term End4: | 27 May 2014 |
| Constituency4: | 17 – Radom |
| Office5: | 1st Marshal of Masovian Voivodeship |
| Term Start5: | 1 January 1999 |
| Term End5: | 17 October 2001 |
| Successor5: | Adam Struzik |
| Birth Date: | 19 September 1956 |
| Birth Place: | Komorowo, Poland |
| Alma Mater: | Kielce University of Technology Kazimierz Pułaski University Warsaw School of Economics |
| Children: | 3 (two sons and a daughter) |
| Spouse: | Danuta Kuźmiuk |
| Signature: | Zbigniew Kuźmiuk signature.svg |
Zbigniew Krzysztof Kuźmiuk (born 19 September 1956 in Komorowo) is a Polish politician. He was a Member of the European Parliament (MEP) for Masovian Voivodeship with the Law and Justice party from 2004 to 2009, and again between 2014 and 2023. He was a member of the European Conservatives and Reformists and sat on the European Parliament's Committee on Budgets. Prior to 2006, Kuźmiuk was a leading member of the Polish People's Party.
Kuźmiuk was a substitute for the Committee on Economic and Monetary Affairs and a member of the Delegation to the EU-Bulgaria Joint Parliamentary Committee. He resigned from the European Parliament in 2023 and was replaced by Rafał Romanowski.