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