Stadium: Court 4 Round: 54 Ground: Clay
| ITF M15 Monastir | 2022/12/19 11:00 | Lazar Markovic v Alexander Orlov | 3-6,2-6 |
| ITF M15 Monastir | 2022/12/18 10:00 | Lazar Markovic v Christopher Chien | 6-4,6-3 |
| ITF M15 Antalya | 2022/12/11 11:30 | Lazar Markovic v Stefano Papagno | 3-6,0-6 |
| ITF M15 Antalya | 2022/12/05 10:05 | Lazar Markovic v Valerio Perruzza | 1-6,0-6 |
| ITF M15 Antalya | 2022/12/04 06:30 | Lazar Markovic v Roman Nashatyrkin | 6-0,6-1 |
| ITF M25 East Lansing | 2022/11/13 14:00 | Lazar Markovic v Ronald Hohmann | 1-6,0-6 |
| ITF M25 Austin | 2022/11/07 16:00 | Noah Schachter v Lazar Markovic | 6-1,6-4 |
| ITF M15 Albuquerque | 2022/09/26 15:00 | Chad Kissell v Lazar Markovic | 6-2,6-1 |
| ITF M15 Champaign | 2021/06/22 15:00 | Ryan Haviland v Olivier Stuart | 5-7,2-6 |
| ITF M25 Tulsa | 2021/06/14 15:00 | Ryan Haviland v Tristan Schoolkate | 2-6,1-6 |
| Challenger Charlottesville Qual | 2017/10/28 20:30 | Jared Hiltzik v Ryan Haviland | 7-6,6-3 |
| ITF USA F34 | 2017/10/20 15:00 | Strong Kirchheimer v Ryan Haviland | 6-7,7-6,6-4 |
| ITF USA F34 | 2017/10/19 18:35 | Ryan Haviland v Dennis Nevolo | 3-6,6-4,6-4 |
| ITF USA F34 | 2017/10/18 19:30 | Ryan Haviland v Thai-Son Kwiatkowski | 6-4,4-6,6-0 |
| Challenger Fairfield Qual | 2017/10/08 21:25 | Ryan Haviland v Sebastian Fanselow | 4-6,3-6 |
| Challenger Fairfield Qual | 2017/10/07 22:15 | Ryan Haviland v Mousheg Hovhannisyan | 6-4,6-3 |