| 2. Liga | 23/04/23 | 1. FC Heidenheim 1846 | - | Holstein Kiel | 3:0 | ||||
| Bundesliga | 25/01/25 | FC Augsburg | - | 1. FC Heidenheim 1846 | 2:1 | ||||
| Bundesliga | 10/05/25 | 1. FC Union Berlin | - | 1. FC Heidenheim 1846 | 0:3 |
| 2. Liga | 23/04/23 | 1. FC Heidenheim 1846 | - | Holstein Kiel | 3:0 | ||||
| Bundesliga | 25/01/25 | FC Augsburg | - | 1. FC Heidenheim 1846 | 2:1 | ||||
| Bundesliga | 10/05/25 | 1. FC Union Berlin | - | 1. FC Heidenheim 1846 | 0:3 |
| Thomas Leon Keller | |
| Born: | 05.08.1999 |
| Place of birth: |
München, 
Germany |
| Nationality: |
Germany
|
| Height: | 186 cm |
| Weight: | 82 kg |
| Position(s): | Centre Back Defensive Midfielder |
| Foot: | right |