Stefan Kozlov 3-6,6-1,7-6 Strong Kirchheimer 2023-12-05 21:00
Stadium: Stadium Round: 25 Ground: Hardcourt indoor
Head to Head
| Challenger Little Rock | 2021/05/31 15:00 | Stefan Kozlov v Strong Kirchheimer | 6-3,6-2 |
| UTR Pro Tennis Series Florida | 2021/01/14 18:00 | Stefan Kozlov v Strong Kirchheimer | 6-2,7-6 |
Home History
| Challenger Champaign | 2023/11/14 00:00 | Stefan Kozlov v Karlis Ozolins | 6-2,3-6,4-6 |
| Challenger Knoxville | 2023/11/05 15:00 | Stefan Kozlov v Dmitry Popko | 4-6,3-6 |
| Challenger Charlottesville | 2023/10/31 16:45 | Lucas Gerch v Stefan Kozlov | 6-2,5-7,7-6 |
| Challenger Charlottesville | 2023/10/30 15:55 | Stefan Kozlov v Pedro Rodenas | 6-3,6-1 |
| Challenger Charlottesville | 2023/10/29 18:45 | Stefan Kozlov v Adit Sinha | 6-2,6-4 |
| Challenger Charleston | 2023/09/25 17:05 | Stefan Dostanic v Stefan Kozlov | 6-2,6-1 |
| Challenger Charleston | 2023/09/24 20:10 | Michael Zheng v Stefan Kozlov | 5-7,3-6 |
| Challenger Columbus | 2023/09/17 16:55 | Stefan Kozlov v Jack Anthrop | 4-6,6-4,4-6 |
Away History
| Challenger Champaign | 2023/11/15 17:00 | Ethan Quinn v Strong Kirchheimer | 6-1,6-4 |
| Challenger Knoxville | 2023/11/07 20:20 | Thai-Son Kwiatkowski v Strong Kirchheimer | 6-7,6-2,6-4 |
| ITF M25 Saint-Augustin | 2023/10/28 17:15 | Strong Kirchheimer v Charles Broom | 4-6,2-6 |
| ITF M25 Saint-Augustin | 2023/10/27 23:15 | Kiranpal Pannu v Strong Kirchheimer | 1-6,1-6 |
| ITF M25 Saint-Augustin | 2023/10/26 14:55 | Osgar O'Hoisin v Strong Kirchheimer | 2-6,2-6 |
| ITF M25 Saint-Augustin | 2023/10/25 16:05 | Jonathan Sorbo v Strong Kirchheimer | 0-6,0-6 |
| Challenger Fairfield | 2023/10/10 19:15 | Christian Langmo v Strong Kirchheimer | 6-4,6-4 |
| Challenger Fairfield | 2023/10/09 19:15 | Strong Kirchheimer v Ethan Quinn | 7-6,7-5 |