Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| UTR Pro Tennis Series Atlanta | 2021/04/18 14:30 | Jacob Brumm v Nicholas Heng | 6-1,5-7,0-0 |
| UTR Pro Tennis Series Atlanta | 2021/04/17 17:00 | Jacob Brumm v Evan Bynoe | 6-2,6-3 |
| UTR Pro Tennis Series Atlanta | 2021/04/16 12:30 | Jacob Brumm v Murphy Cassone | 6-2,0-6,1-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/14 14:30 | Jacob Brumm v Harris Walker | 2-6,2-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/13 18:30 | Jacob Brumm v Daniel Milavsky | 4-6,2-6 |
| UTR Pro Tennis Series Atlanta | 2021/04/12 14:00 | Meister, Nicolas v Jacob Brumm | 1-6,1-5 |
| Fayetteville, AR, Singles Qualifying, M-ITF-USA-31 | 2020/11/02 19:00 | Jacob Brumm v Bryde, Trent | 2-6,1-6 |
| UTR Pro Tennis Series California | 2020/10/01 20:15 | Ortlip, Joshua v Jacob Brumm | 6-1,6-1 |
| ITF - M15 Monastir | 2021/04/18 09:00 | Guy Orly Iradukunda v Brun, Thomas George | 6-1,6-1 |
| ITF - M15 Monastir | 2021/04/06 09:00 | Balzerani, Riccardo v Brun, Thomas George | 6-2,6-2 |
| ITF - M15 Monastir | 2021/03/28 09:30 | Kocevar-Desman, Tom v Brun, Thomas George | 6-1,6-1 |
| ITF - M15 Monastir | 2021/03/22 09:00 | Brun, Thomas George v Hazem Naw | 2-6,1-6 |
| ITF - M15 Monastir | 2021/03/21 15:00 | Chakrouni, Anas v Brun, Thomas George | 4-6,6-7 |
| ITF - M15 Monastir | 2021/02/21 11:00 | Greif, Jonas v Brun, Thomas George | 6-4,6-0 |
| ITF Portugal F3 | 2018/03/07 13:00 | Yann Marti v Brun, Thomas George | 6-0,6-0 |
| ITF Portugal F2 Qual | 2018/02/24 12:30 | Manrique-Velazquez, Diego-Jose v Brun, Thomas George | 6-0,6-2 |