Stadium: Court 3 Round: 26 Ground: Hardcourt indoor
| UTR Pro Tennis Series Dallas | 2021/08/07 15:00 | Ronald Hohmann v Stefan Latinov | 2-6,6-2,1-6 |
| UTR Pro Tennis Series Dallas | 2021/08/06 17:30 | Ronald Hohmann v William Grant | 6-3,3-6,4-5 |
| UTR Pro Tennis Series Dallas | 2021/08/04 13:00 | Ronald Hohmann v Kenner Taylor | 6-3,6-4 |
| UTR Pro Tennis Series Dallas | 2021/08/03 16:00 | Ronald Hohmann v Evin McDonald | 4-6,6-4,6-5 |
| UTR Pro Tennis Series Dallas | 2021/08/02 17:00 | Wyatt DeMulling v Ronald Hohmann | 6-7,3-6 |
| ITF M25 Weston | 2021/06/29 22:30 | Ben Shelton v Ronald Hohmann | 6-3,6-2 |
| ITF M25 Weston | 2021/06/28 19:00 | Ronald Hohmann v Alejandro H Franco | 6-2,6-4 |
| UTR Pro Tennis Series Florida | 2020/07/23 12:00 | Sam Riffice v Ronald Hohmann | 6-3,6-3 |
| ITF M25 Trier | 2021/08/23 14:45 | Yannik Steinegger v Alex Knaff | 6-3,6-1 |
| ITF M25 Trier | 2021/08/23 09:00 | Alex Knaff v Jeremy Schifris | 6-3,7-6 |
| ITF M25 Koksijde | 2021/08/15 10:15 | Jakub Wojcik v Alex Knaff | 6-3,4-6,10-8 |
| ITF M15 Novi Sad | 2021/08/03 08:00 | Alex Knaff v Roko Horvat | 4-6,6-1,6-10 |
| ITF M15 Novi Sad | 2021/08/02 12:30 | Alen Rogic-Hadzalic v Alex Knaff | 2-6,1-6 |
| ITF M15 Novi Sad | 2021/08/01 14:00 | Alex Knaff v Admir Kalender | 7-5,6-4 |
| ITF M15 Novi Sad | 2021/07/27 09:05 | Alex Knaff v Bekkhan Atlangeriev | 4-6,2-6 |
| ITF M15 Novi Sad | 2021/07/26 12:00 | Alex Knaff v Tomislav Jotovski | 5-7,6-2,11-9 |