Stadium: Hard Court 4 Round: 25 Ground: Hardcourt outdoor
| Wels, Singles M-ITF-AUT-03A | 2019/07/23 12:10 | Erler, Alexander v Toby Martin | 7-5,7-5 |
| ITF - M15 Héraklion | 2019/11/08 08:00 | Erler, Alexander v Yshai Oliel | 2-6,3-6 |
| ITF - M15 Héraklion | 2019/11/07 09:00 | Erler, Alexander v Hampel, Lenny | 6-3,6-4 |
| ITF - M15 Héraklion | 2019/11/05 08:30 | Erler, Alexander v Michael Zhu | 6-3,2-6,6-2 |
| ATP Vienna | 2019/10/19 09:00 | Cameron Norrie v Erler, Alexander | 6-4,6-2 |
| ITF M25 Norman | 2019/10/02 16:20 | Cozbinov, Alexander v Erler, Alexander | 7-6,3-6,6-4 |
| ITF M25 Harlingen | 2019/09/26 01:40 | Erler, Alexander v Smith, Logan | 1-6,3-6 |
| ITF M25 Harlingen | 2019/09/25 18:30 | Erler, Alexander v Smith, Logan | 1-6,3-5 |
| Columbus III, USA | 2019/09/18 18:50 | Erler, Alexander v Torpegaard, Mikael | 2-6,7-6,1-6 |
| ITF - M15 Héraklion | 2019/11/06 13:45 | Toby Martin v Yshai Oliel | 2-6,2-6 |
| ITF - M25 Santa Margherita | 2019/10/09 14:10 | Giulio Zeppieri v Toby Martin | 6-4,1-6,7-5 |
| ITF - M25 Santa Margherita | 2019/10/08 13:35 | Toby Martin v Boris Arias | 7-6,6-3 |
| ITF - M25 Santa Margherita | 2019/10/04 12:00 | Toby Martin v Nerman Fatic | 3-6,7-5,5-7 |
| ITF - M25 Santa Margherita | 2019/10/03 13:25 | Toby Martin v Luca Tomasetto | 6-1,6-4 |
| ITF - M25 Santa Margherita | 2019/10/01 16:00 | Giulio Zeppieri v Toby Martin | 1-6,5-7 |
| ITF - M25 Santa Margherita | 2019/09/24 14:15 | Toby Martin v Maggioli, Emiliano | 6-7,6-7 |
| ITF - M25 Santa Margherita | 2019/09/17 14:20 | Luciano Darderi v Toby Martin | 4-6,6-2,6-3 |