| UTR Pro Tennis Series - Kalifornien | 2021/10/12 16:30 | Nicholas Campbell v Chase Thompson | 4-6,4-5 |
| UTR Pro Tennis Series - Kalifornien | 2021/10/11 19:30 | Nicholas Campbell v Ryan Seggerman | 7-6,2-6,6-2 |
| Davis Cup | 2018/04/07 08:00 | Gorazd Srbljak v Nicholas Campbell | 6-1,6-2 |
| Davis Cup | 2017/02/05 12:15 | Nicholas Campbell v Altug Celikbilek | 3-6,6-7 |
| ITF - Zypern F3 | 2016/11/29 10:30 | Nicholas Campbell v Maximilian Neuchrist | 4-6,4-6 |
| ITF - Zypern F2 - Qualifikation | 2016/11/19 08:30 | Nicholas Campbell v Maxim Landa | 5-7,4-6 |
| ITF - Zypern F1 | 2016/11/15 08:00 | Nicholas Campbell v Alastair Gray | 3-6,4-6 |
| UTR Pro Tennis Series - Kalifornien | 2021/10/12 18:00 | Ryan Seggerman v Alex Michelsen | 4-6,6-4,3-5 |
| UTR Pro Tennis Series - Kalifornien | 2021/08/01 15:00 | Joshua Charlton v Alex Michelsen | 7-6,5-1 |
| UTR Pro Tennis Series - Kalifornien | 2021/07/31 18:00 | Alex Michelsen v Aidan Kim | 6-0,6-4 |
| UTR Pro Tennis Series - Kalifornien | 2021/07/29 16:00 | Alex Michelsen v Quinn Vandecasteele | 6-4,6-3 |
| UTR Pro Tennis Series - Kalifornien | 2021/07/28 16:30 | Eduardo Nava v Alex Michelsen | 4-6,3-6 |
| UTR Pro Tennis Series - Kalifornien | 2021/07/27 15:00 | Pierce Rollins v Alex Michelsen | 1-6,7-5,6-3 |
| UTR Pro Tennis Series - Kalifornien | 2021/07/25 19:30 | Alex Michelsen v Lawee Sherif | 6-4,6-3 |
| UTR Pro Tennis Series - Kalifornien | 2021/02/28 17:30 | Eric Hadigian v Alex Michelsen | 6-4,6-1 |