[170] Aleksandar Vukic 7-5,3-6,4-6 Stefan Kozlov [187] 2021-11-21 17:00
Stadium: Court 1 Round: 29 Ground: Hardcourt indoor
Head to Head
| Challenger Knoxville | 2021/11/10 00:20 | Aleksandar Vukic v Stefan Kozlov | 3-6,6-4,5-7 |
| Challenger Charlottesville | 2021/11/07 18:00 | Stefan Kozlov v Aleksandar Vukic | 6-2,6-3 |
| Challenger Savannah | 2019/04/29 19:30 | Aleksandar Vukic v Stefan Kozlov | 6-2,7-6 |
Home History
| Challenger Champaign | 2021/11/20 18:35 | Yosuke Watanuki v Aleksandar Vukic | 6-7,4-6 |
| Challenger Champaign | 2021/11/19 19:45 | Aleksandar Vukic v Go Soeda | 6-2,6-2 |
| Challenger Champaign | 2021/11/18 21:25 | Aleksandar Vukic v Gijs Brouwer | 6-4,6-4 |
| Challenger Champaign | 2021/11/16 20:50 | Aleksandar Vukic v Tung-Lin Wu | 6-3,6-3 |
| Challenger Knoxville | 2021/11/10 00:20 | Aleksandar Vukic v Stefan Kozlov | 3-6,6-4,5-7 |
| Challenger Charlottesville | 2021/11/07 18:00 | Stefan Kozlov v Aleksandar Vukic | 6-2,6-3 |
| Challenger Charlottesville | 2021/11/06 20:05 | Aleksandar Vukic v Brayden Schnur | 6-4,6-1 |
| Challenger Charlottesville | 2021/11/05 21:20 | Aleksandar Vukic v Jack Sock | 6-4,7-5 |
Away History
| Challenger Champaign | 2021/11/20 20:35 | Jeffrey John Wolf v Stefan Kozlov | 2-6,3-6 |
| Challenger Champaign | 2021/11/19 20:50 | Stefan Kozlov v Mitchell Krueger | 6-4,6-4 |
| Challenger Champaign | 2021/11/17 17:25 | Stefan Kozlov v Keegan Smith | 6-3,6-1 |
| Challenger Champaign | 2021/11/15 22:30 | Stefan Kozlov v JC Aragone | 3-6,6-3,6-4 |
| Challenger Knoxville | 2021/11/12 00:40 | Aidan Mchugh v Stefan Kozlov | 6-4,6-4 |
| Challenger Knoxville | 2021/11/10 00:20 | Aleksandar Vukic v Stefan Kozlov | 3-6,6-4,5-7 |
| Challenger Charlottesville | 2021/11/07 18:00 | Stefan Kozlov v Aleksandar Vukic | 6-2,6-3 |
| Challenger Charlottesville | 2021/11/06 17:35 | Stefan Kozlov v Jeffrey John Wolf | 6-1,6-7,6-0 |