| UTR Pro Tennis Series Florida | 2021/12/16 15:30 | Connor Krug v Francois Musitelli | 2-6,0-5 |
| UTR Pro Tennis Series Florida | 2021/12/15 18:45 | Connor Krug v Alexander Kotzen | 6-3,3-6,2-6 |
| UTR Pro Tennis Series Florida | 2021/12/14 14:00 | Connor Krug v Oskar Brostrom Poulsen | 7-5,6-7,5-1 |
| UTR Pro Tennis Series Florida | 2021/12/13 14:00 | Connor Krug v Martim L Prata | 6-3,3-6,3-6 |
| UTR Pro Tennis Series Atlanta | 2021/07/08 14:30 | Jacob Bickersteth v Connor Krug | 6-2,6-3 |
| UTR Pro Tennis Series Atlanta | 2021/07/07 12:00 | Connor Krug v William Cooksey | 2-6,6-7 |
| UTR Pro Tennis Series Atlanta | 2021/07/06 13:30 | Connor Krug v Dane Sweeny | 3-6,1-5 |
| UTR Pro Tennis Series Atlanta | 2021/07/04 13:30 | John Bernard v Connor Krug | 3-6,6-3,2-6 |
| UTR Pro Tennis Series Miami | 2021/11/06 22:05 | Azariah Rusher v Bruno Caula | 6-3,1-6,3-5 |
| UTR Pro Tennis Series Miami | 2021/11/04 15:30 | Azariah Rusher v Suraj Prabodh | 6-4,6-4 |
| UTR Pro Tennis Series Miami | 2021/11/03 17:00 | Azariah Rusher v Martim L Prata | 6-2,5-0 |
| UTR Pro Tennis Series Miami | 2021/11/02 15:30 | Azariah Rusher v Matthew Foster-Estwick | 6-4,5-2 |