| Sebastian Steineke | |
| Office: | Member of the Bundestag for Prignitz – Ostprignitz-Ruppin – Havelland I |
| Term Start: | 2013 |
| Term End: | 2021 |
| Birth Date: | 1973 6, df=yes |
| Birth Place: | Hamburg, West Germany |
| Party: | CDU |
| Nationality: | German |
| Alma Mater: | University of Hamburg |
| Occupation: | Lawyer |
| Successor: | Wiebke Papenbrock |
| Predecessor: | Dagmar Ziegler |
Sebastian Steineke (born 19 June 1973) is a German lawyer and politician of the Christian Democratic Union (CDU) who served as a member of the Bundestag from the state of Brandenburg from 2013 to 2021.
Steineke first became a member of the Bundestag after the 2013 German federal election, representing the Prignitz – Ostprignitz-Ruppin – Havelland I district.[1] In parliament, he served on the Committee on Legal Affairs and Consumer Protection.[2]
For the 2021 national elections, Steineke endorsed Markus Söder as the Christian Democrats' joint candidate to succeed Chancellor Angela Merkel.[3]
He lost his seat in the 2021 German federal election.[4]