| Europa League | Matches | W | D | L |  |
 |
 |
| home | - | - | - | - | - | - | - |
| away | 2 | 1 | - | 1 | 1 | - | - |
| overall | 2 | 1 | - | 1 | 1 | - | - |
| Europa League | Home | - | Guest | |
|
|
Results |
| 07/11/19 | Lazio Roma | - | Celtic FC | 1 | - | - | 1:2 |
| 26/11/20 | AC Sparta Praha | - | Celtic FC | - | - | - | 4:1 |
| Europa League | Matches | W | D | L | |
|
|
| home | - | - | - | - | - | - | - |
| away | 2 | 1 | - | 1 | 1 | - | - |
| overall | 2 | 1 | - | 1 | 1 | - | - |
| Europa League | Home | - | Guest | |
|
|
Results |
| 07/11/19 | Lazio Roma | - | Celtic FC | 1 | - | - | 1:2 |
| 26/11/20 | AC Sparta Praha | - | Celtic FC | - | - | - | 4:1 |
| Complete name: | Tobias Stieler |
| Born: | 02/07/1981 |
| Place of birth: |
Germany |
| Residence: | Hamburg |
| Nationality: |
Germany |
| Profession: | Jurist |
| Club: | SG Rosenhöhe |
| Height: | 184 cm |
| Weight: | 78 kg |
| Bundesliga (GER) appearances: | 180 |