| UTR Pro Tennis Series Dallas | 2021/08/31 15:00 | Colin Markes v Jerry Barton | 6-3,6-1 |
| UTR Pro Tennis Series Dallas | 2021/08/30 16:00 | Jacob Brumm v Colin Markes | 1-6,5-7 |
| UTR Pro Tennis Series California | 2021/08/28 16:30 | Colin Markes v Lucas Gomez | 6-2,4-6,3-6 |
| UTR Pro Tennis Series California | 2021/08/27 21:00 | Ryan Seggerman v Colin Markes | 2-6,6-7 |
| UTR Pro Tennis Series California | 2021/08/24 20:00 | Colin Markes v Alfredo Perez | 3-6,5-6 |
| UTR Pro Tennis Series California | 2021/08/23 21:00 | Colin Markes v Warren Wood | 6-1,6-4 |
| UTR Pro Tennis Series California | 2021/08/22 16:30 | Colin Markes v Keenan Mayo | 6-1,0-6,5-4 |
| UTR Pro Tennis Series Dallas | 2021/08/12 15:30 | Colin Markes v Peter Murphy | 5-7,5-7 |
| UTR Pro Tennis Series Dallas | 2021/08/30 17:30 | Sander Jong v Stefan Latinov | 6-2,6-0 |
| UTR Pro Tennis Series Dallas | 2021/08/13 13:00 | Stefan Latinov v David Stevenson | 4-6,3-6 |
| UTR Pro Tennis Series Dallas | 2021/08/10 17:30 | James Trotter v Stefan Latinov | 2-6,6-7 |
| UTR Pro Tennis Series Dallas | 2021/08/09 17:30 | Stefan Latinov v William Grant | 6-7,6-4,5-2 |
| UTR Pro Tennis Series Dallas | 2021/08/08 14:45 | Ryan Ybarra v Stefan Latinov | 1-6,4-5 |
| UTR Pro Tennis Series Dallas | 2021/08/07 15:00 | Ronald Hohmann v Stefan Latinov | 2-6,6-2,1-6 |
| UTR Pro Tennis Series Dallas | 2021/08/06 16:00 | Kyle Frankel v Stefan Latinov | 5-7,7-5,1-6 |
| UTR Pro Tennis Series Dallas | 2021/08/05 16:00 | Top Nidunjianzan v Stefan Latinov | 4-6,2-5 |