Stadium: Court 17 Round: 62 Ground: Clay
| ITF M25 Falun | 2021/09/26 11:00 | Tibo Colson v Johannes Ingildsen | 6-2,7-5 |
| Coupe Davis | 2021/09/18 13:25 | Johannes Ingildsen v Kasidit Samrej | 5-7,3-6 |
| ITF - M15 Monastir | 2021/09/06 11:00 | Evgeny Philippov v Johannes Ingildsen | 6-4,6-2 |
| ITF - M15 Monastir | 2021/09/05 11:00 | Koay, Hao Sheng v Johannes Ingildsen | 6-3,6-7,3-10 |
| ITF - M15 Monastir | 2021/08/31 08:00 | August Holmgren v Johannes Ingildsen | 4-6,6-7 |
| ITF - M15 Monastir | 2021/08/30 10:00 | Johannes Ingildsen v Michael Zhu | 6-2,6-0 |
| ITF - M15 Monastir | 2021/08/29 08:00 | Nemakal, Ajay Pruthvi v Johannes Ingildsen | 2-6,1-6 |
| ITF M15 Frederiksberg | 2021/08/06 09:00 | Hannestad, Benjamin v Johannes Ingildsen | 2-6,7-6,6-2 |
| ITF M15 Naples | 2021/10/06 18:50 | Juncheng Shang v Foster-Estwick, Matthew | 6-1,6-3 |
| ITF M15 Naples | 2021/10/05 13:30 | Beecher, Matthew v Foster-Estwick, Matthew | 6-7,4-6 |
| UTR Pro Tennis Series Florida | 2021/09/09 12:00 | Foster-Estwick, Matthew v Rubin Statham | 2-6,0-6 |
| UTR Pro Tennis Series Florida | 2021/09/08 16:30 | Foster-Estwick, Matthew v Wagner, Rafael | 7-5,6-6 |
| UTR Pro Tennis Series Florida | 2021/09/07 13:30 | Foster-Estwick, Matthew v Shu Matsuoka | 4-6,6-0,6-6 |
| UTR Pro Tennis Series Florida | 2021/09/06 17:00 | Foster-Estwick, Matthew v Michal Lusovsky | 3-6,2-6 |
| UTR Pro Tennis Series Florida | 2021/08/29 12:00 | Foster-Estwick, Matthew v Brian Berdusco | 2-6,6-6 |
| UTR Pro Tennis Series Florida | 2021/08/28 12:00 | Juan David Velasquez v Foster-Estwick, Matthew | 1-6,4-5 |