| UTR Pro Match Series | 2021/09/25 02:00 | Crnokrak, Alexander v Jeremy Jin | 6-4,6-2 |
| UTR Pro Match Series | 2021/07/30 00:30 | Crnokrak, Alexander v Jeremy Jin | 6-3,5-2 |
| UTR Pro Match Series | 2021/02/24 04:00 | Crnokrak, Alexander v Jeremy Jin | 5-7,7-6,3-6 |
| UTR Pro Tennis Series Carrara | 2021/11/04 23:00 | Crnokrak, Alexander v Sam Oster | 6-1,5-4 |
| UTR Pro Tennis Series Carrara | 2021/11/02 23:00 | Crnokrak, Alexander v Maher, Will | 6-2,5-1 |
| UTR Pro Tennis Series Carrara | 2021/11/01 23:00 | Crnokrak, Alexander v Stirling, Robert | 6-1,7-5 |
| UTR Pro Tennis Series Carrara | 2021/10/31 23:00 | Clark, Louis v Crnokrak, Alexander | 3-6,1-5 |
| UTR Pro Tennis Series Carrara | 2021/10/24 03:00 | Akira Santillan v Crnokrak, Alexander | 7-5,5-4 |
| UTR Pro Tennis Series Carrara | 2021/10/23 01:28 | Tai Leonard Sach v Crnokrak, Alexander | 7-6,6-7,1-6 |
| UTR Pro Tennis Series Carrara | 2021/10/22 23:00 | Crnokrak, Alexander v Stirling, Robert | 6-0,6-2 |
| UTR Pro Tennis Series Carrara | 2021/10/22 00:00 | Crnokrak, Alexander v Jack Moore | 6-3,5-4 |
| UTR Pro Tennis Series Carrara | 2021/11/04 03:30 | Jeremy Jin v Henry Lamchinniah | 6-3,7-6 |
| UTR Pro Tennis Series Carrara | 2021/11/03 03:30 | Jeremy Jin v Tai Leonard Sach | 7-5,6-3 |
| UTR Pro Tennis Series Carrara | 2021/11/02 02:00 | Jeremy Jin v Jayden Court | 6-0,6-3 |
| UTR Pro Tennis Series Carrara | 2021/11/01 03:30 | Jeremy Jin v Jacob Bradshaw | 6-4,5-3 |
| UTR Pro Tennis Series Carrara | 2021/10/24 01:30 | Jeremy Jin v Sam Ryan Ziegann | 5-7,1-6 |
| UTR Pro Tennis Series Carrara | 2021/10/21 23:00 | Jeremy Jin v Thomas Nicholas Gadecki | 6-3,6-4 |
| UTR Pro Tennis Series Carrara | 2021/10/20 00:30 | Jeremy Jin v Patrick C Beadman | 6-1,6-1 |
| UTR Pro Tennis Series Carrara | 2021/10/19 00:00 | Jeremy Jin v Dusan Rsovac | 6-4,5-2 |