| UTR Pro Tennis Series - Ann Arbor | 2022/07/24 17:00 | Nicolas Kotzen v Elijah Poritzky | 4-6,0-6 |
| UTR Pro Tennis Series - Nevada | 2021/06/26 17:00 | Brandon Stringfellow v Nicolas Kotzen | 3-6,4-5 |
| UTR Pro Tennis Series - Nevada | 2021/06/25 16:30 | Nicolas Kotzen v Joshua Charlton | 3-6,6-7 |
| UTR Pro Tennis Series - Nevada | 2021/06/24 15:00 | Nicolas Kotzen v Mason Beiler | 3-6,4-5 |
| UTR Pro Tennis Series - Nevada | 2021/06/23 16:30 | Aaron Bailey v Nicolas Kotzen | 6-7,2-5 |
| UTR Pro Tennis Series - Nevada | 2021/06/22 16:30 | Maxwell McKennon v Nicolas Kotzen | 6-3,4-6,2-5 |
| UTR Pro Tennis Series - Florida | 2021/03/14 13:00 | Nicolas Kotzen v Raphael Termat | 6-4,6-1 |
| UTR Pro Tennis Series - Florida | 2021/03/12 14:00 | Nicolas Kotzen v Tristan Meraut | 2-1 |
| UTR Pro Tennis Series - Ann Arbor | 2022/07/24 17:00 | Vignesh Gogineni v Anton Arzhankin | 6-3,5-4 |