Stadium: Court 5 Round: 14 Ground: Clay
| ITF M15 Cairo | 2022/05/11 08:00 | Alexander Erler v Max Alcala Gurri | 4-6,1-6 |
| Challenger Mauthausen | 2022/05/01 13:35 | Lukas Klein v Alexander Erler | 4-6,6-0,6-3 |
| Challenger Ostrava | 2022/04/25 11:00 | Lukas Rosol v Alexander Erler | 6-2,6-0 |
| Challenger Ostrava | 2022/04/24 10:55 | Ondrej Horak v Alexander Erler | 7-6,2-6,3-6 |
| Challenger Prague | 2022/04/17 08:30 | Sebastian Fanselow v Alexander Erler | 6-1,7-5 |
| Challenger Biel | 2022/03/20 13:55 | Andrew Paulson v Alexander Erler | 7-5,6-3 |
| Challenger Bengaluru Qual | 2022/02/13 08:40 | Dominik Palan v Alexander Erler | 7-6,4-6,6-3 |
| Challenger Bengaluru | 2022/02/07 06:05 | Arjun Kadhe v Alexander Erler | 6-3,6-4 |