| Office: | President of the Landtag of Saxony-Anhalt |
| Termstart: | 6 July 2021 |
| Office1: | Member of the Landtag of Saxony-Anhalt |
| Birth Date: | 12 January 1960 |
| Birth Place: | Karl-Marx-Stadt, Bezirk Karl-Marx-Stadt, East Germany |
| Termstart1: | 6 July 2021 |
| Termstart2: | 2002 |
| Termend2: | 2016 |
| Constituency1: | Schönebeck |
Gunnar Schellenberger (born 12 January 1960) is a German politician for the CDU and since 2021 president of the Landtag of Saxony-Anhalt.
Schellenberger was born in 1960 in the East German city of Karl-Marx-Stadt and became a teacher for mathematics and physics.Schellenberger entered the christian democratic CDU in 1993 and became president of the state diet of Saxony-Anhalt in 2021.[1]