Stadion: Court 3 Round: 29 Ground: Hardcourt indoor
| ITF - M15 - Tallahassee | 2021/10/30 14:00 | Ryan Shane v Johannes Ingildsen | 6-1,4-6,3-6 |
| ITF - M15 - Tallahassee | 2021/10/29 14:00 | Matias Franco Descotte v Johannes Ingildsen | 6-7,3-6 |
| ITF - M15 - Tallahassee | 2021/10/28 16:00 | Alexandre Reco v Johannes Ingildsen | 2-6,7-5,4-6 |
| ITF - M15 - Tallahassee | 2021/10/27 19:55 | Johannes Ingildsen v Cannon Kingsley | 3-6,6-2,7-5 |
| ITF - M15 - Tallahassee | 2021/10/26 13:00 | Rowland Phillips v Johannes Ingildsen | 2-6,5-7 |
| ITF - M15 - Tallahassee | 2021/10/25 13:00 | Marcus Walters v Johannes Ingildsen | 5-7,5-7 |
| ITF - M15 - Naples | 2021/10/15 13:25 | Johannes Ingildsen v Duarte Vale | 4-6,3-6 |
| ITF - M15 - Naples | 2021/10/14 13:30 | Johannes Ingildsen v Fletcher Scott | 5-7,6-4,7-6 |
| ITF - M15 - Tallahassee | 2021/10/30 13:55 | Vasil Kirkov v Henry Patten | 4-6,6-3,6-3 |
| ITF - M15 - Tallahassee | 2021/10/29 13:55 | Ben Shelton v Vasil Kirkov | 6-7,6-2,3-6 |
| ITF - M15 - Tallahassee | 2021/10/28 15:50 | John McNally v Vasil Kirkov | 4-6,2-6 |
| ITF - M15 - Tallahassee | 2021/10/27 18:00 | Liam Draxl v Vasil Kirkov | 3-6,3-6 |
| ITF - M25 - Prag | 2021/10/07 13:00 | Timo Stodder v Vasil Kirkov | 6-2,6-1 |
| ITF - M25 - Prag | 2021/10/06 07:55 | Vasil Kirkov v Adam Januska | 6-0,6-0 |
| ITF - M25 - Falun | 2021/10/01 14:30 | Vasil Kirkov v Shintaro Imai | 2-6,5-7 |
| ITF - M25 - Falun | 2021/09/30 14:20 | Antoine Escoffier v Vasil Kirkov | 6-3,4-6,4-6 |