| UTR Pro Tennis Series Blaricum | 2022/04/03 12:30 | Eisinga, Zachary v Twan Van Zijl | 7-6,6-4 |
| UTR Pro Tennis Series Blaricum | 2022/04/09 08:00 | Verwater, Yannick v Twan Van Zijl | 7-6,6-7,5-1 |
| UTR Pro Tennis Series Blaricum | 2022/04/08 14:00 | Twan Van Zijl v Roland Stuurman | 6-0,6-3 |
| UTR Pro Tennis Series Blaricum | 2022/04/07 08:00 | Twan Van Zijl v Alen Moritz Hodzic | 6-7,2-6 |
| UTR Pro Tennis Series Blaricum | 2022/04/05 08:00 | Twan Van Zijl v Sidane Pontjodikromo | 6-2,7-6 |
| UTR Pro Tennis Series Blaricum | 2022/04/04 13:30 | Twan Van Zijl v Koch, Niklas | 6-1,6-1 |
| UTR Pro Tennis Series Blaricum | 2022/04/03 12:30 | Eisinga, Zachary v Twan Van Zijl | 7-6,6-4 |
| UTR Pro Tennis Series Amsterdam | 2022/03/05 10:30 | Twan Van Zijl v Jurriaan Bol | 5-7,2-6 |
| UTR Pro Tennis Series Amsterdam | 2022/03/03 12:00 | Twan Van Zijl v Elgin Khoeblal | 7-5,4-6,2-6 |
| UTR Pro Tennis Series Blaricum | 2022/04/08 11:00 | Guy Den Heijer v Eisinga, Zachary | 6-3,4-6,5-3 |
| UTR Pro Tennis Series Blaricum | 2022/04/06 12:30 | Eisinga, Zachary v Sidane Pontjodikromo | 7-6,6-0 |
| UTR Pro Tennis Series Blaricum | 2022/04/05 12:30 | Eisinga, Zachary v Koch, Niklas | 5-1 |
| UTR Pro Tennis Series Blaricum | 2022/04/04 08:00 | Eisinga, Zachary v Alen Moritz Hodzic | 6-4,6-3 |
| UTR Pro Tennis Series Blaricum | 2022/04/03 12:30 | Eisinga, Zachary v Twan Van Zijl | 7-6,6-4 |
| UTR Pro Tennis Series Amsterdam | 2022/03/06 10:30 | Jesse De Jager v Eisinga, Zachary | 6-1,4-6,5-0 |
| UTR Pro Tennis Series Amsterdam | 2022/03/05 13:30 | Miko Wassermann v Eisinga, Zachary | 1-6,0-6 |
| UTR Pro Tennis Series Amsterdam | 2022/03/04 12:00 | Bielinskyi, Oleksandr v Eisinga, Zachary | 4-6,3-5 |