Stadium: TÊNIS CLUBE 3 Round: 54 Ground: Hardcourt outdoor
| Challenger - Blumenau | 2022/01/10 18:05 | Jose Pereira v Gabriel P Tumasonis | 6-2,6-3 |
| Challenger - Blumenau | 2022/01/09 15:45 | Gabriel P Tumasonis v Alec Deckers | 4-6,6-2,6-4 |
| Challenger - Rio de Janeiro | 2021/12/12 18:00 | Gabriel P Tumasonis v Rafael Matos | 3-6,5-7 |
| ITF M15 - Brasilia | 2021/11/04 13:00 | Eduardo Ribeiro v Gabriel P Tumasonis | 6-2,6-1 |
| ITF M15 - Brasilia | 2021/11/03 12:00 | Lucas Obeid v Gabriel P Tumasonis | 2-6,1-6 |
| ITF M15 - Brasilia | 2021/11/02 12:00 | Gabriel P Tumasonis v Eduardo Lacalle | 6-3,4-6,11-9 |
| ITF M15 - Brasilia | 2021/11/01 12:00 | Sean Hess v Gabriel P Tumasonis | 1-6,6-4,8-10 |
| ITF M25 - Rio do Sul | 2021/10/18 20:10 | Pedro Cressoni v Gabriel P Tumasonis | 7-5,6-4 |
| ITF M25 - Weston | 2022/01/24 17:00 | Mikel Anderson v Drew Van Orderlain | 6-7,6-2,10-6 |
| ITF M25 - Weston | 2022/01/23 15:15 | Uladzislau Tarasevich v Drew Van Orderlain | 3-6,2-6 |
| ITF M25 - Columbus | 2021/11/17 14:55 | Drew Van Orderlain v Roy Smith | 4-6,7-6,4-6 |
| ITF M25 - Columbus | 2021/11/16 14:55 | Jonathan Sorbo v Drew Van Orderlain | 4-6,0-6 |
| ITF M25 - Columbus | 2021/11/15 13:00 | Drew Van Orderlain v Yang Liu | 6-3,6-2 |
| ITF M15 - Heraklion | 2021/11/07 12:00 | Kai Lemstra v Drew Van Orderlain | 6-2,6-3 |
| ITF M15 - Heraklion | 2021/11/01 11:00 | Drew Van Orderlain v Christian Fellin | 6-3,2-6,6-10 |
| UTR Pro Tennis Series - København | 2021/10/24 08:30 | Henrik Heise Korsgaard v Drew Van Orderlain | 3-6,7-6,6-2 |