Results
| Challenger Series TT | 12/02 09:00 | - | Karl Walter v William Koehl | L | 3-0 | |
| Challenger Series TT | 12/02 08:00 | - | William Koehl v Timothy Falconnier | L | 2-3 | |
| Challenger Series TT | 12/01 16:30 | - | Pylyp Koloidenko v William Koehl | L | 3-1 | |
| Challenger Series TT | 12/01 14:30 | - |
Rafael Turrini
v
William Koehl |
L | 3-1 | |
| Challenger Series TT | 12/01 13:00 | - | Guillaume Alcayde v William Koehl | L | 3-0 | |
| Challenger Series TT | 12/01 10:00 | - | Marius Henninger v William Koehl | L | 3-1 | |
| Challenger Series TT | 12/01 08:00 | - | Erik Huzsvar v William Koehl | L | 3-1 | |
| Challenger Series TT | 07/22 10:30 | 50 | William Koehl v Sven Happek | W | 3-0 | |
| Challenger Series TT | 07/22 09:15 | 2 | Mike Hollo v William Koehl | L | 3-2 | |
| Challenger Series TT | 07/22 06:30 | - | Thomas Pellny v William Koehl | L | 3-1 | |
| Challenger Series TT | 07/21 16:30 | - | Manuel Kupfer v William Koehl | W | 0-3 | |
| Challenger Series TT | 07/21 15:00 | - | Mike Hollo v William Koehl | L | 3-1 |