| Challenger Series TT | 04/16 09:10 | - | Sven Happek v Mohammad Mousavi | - | CANC | |
| Challenger Series TT | 04/15 18:10 | - | Sven Happek v Dauud Cheaib | - | CANC | |
| Challenger Series TT | 04/15 15:50 | - | Sven Happek v Ronit Bhanja | - | CANC | |
| Challenger Series TT | 04/15 13:30 | - | Alexander Valuch v Sven Happek | - | CANC | |
| Challenger Series TT | 04/15 11:10 | - | Jonathan Thimon v Sven Happek | - | CANC | |
| Challenger Series TT | 04/15 09:25 | - | Sven Happek v Aljaz Godec | D | CANC | |
| Challenger Series TT | 04/15 07:40 | - | Sven Happek v Jeromy Loffler | L | 1-3 | |
| Challenger Series TT | 04/12 09:25 | - | Marco Stefanidis v Sven Happek | W | 1-3 | |
| Challenger Series TT | 04/12 08:15 | - | Sven Happek v Daniel Rinderer | L | 0-3 | |
| Challenger Series TT | 04/11 17:00 | - | Adrien Coton v Sven Happek | L | 3-0 | |
| Challenger Series TT | 04/11 14:40 | - | Alberto Lillo v Sven Happek | L | 3-1 | |
| Challenger Series TT | 04/11 12:55 | - | Rafael Turrini v Sven Happek | L | 3-0 |