Stadium: Court 11 Round: 45 Ground: Hardcourt outdoor
| ITF M15 Doha | 2021/10/03 13:20 | Alexey Dubinin v Nikolaj Katic | 2-6,1-6 |
| ITF M25 Falun | 2021/09/26 11:00 | Nikolaj Katic v Daniel Little | 6-7,4-6 |
| ITF M25 Jonkoping | 2021/09/19 11:00 | Ben Jones v Nikolaj Katic | 6-2,6-7,10-6 |
| UTR Pro Tennis Series Ricany | 2021/09/08 09:00 | Nikolaj Katic v Jiri Barnat | 1-6,0-2 |
| UTR Pro Tennis Series Ricany | 2021/09/07 13:00 | Nikolaj Katic v Maxence Broville | 3-6,3-6 |
| ITF M25 Muttenz | 2021/08/16 07:55 | Mischa Lanz v Nikolaj Katic | 7-5,6-4 |
| ITF M15 Frederiksberg | 2021/08/01 08:00 | Adam Heinonen v Nikolaj Katic | 6-3,6-7,10-6 |
| UTR Pro Tennis Series Copenhagen | 2021/06/19 07:00 | Nikolaj Katic v Warren Sinius | 4-5 |
| ITF M15 Wuhan | 2019/04/30 04:05 | Alexander Crnokrak v Tao Mu | 6-1,6-4 |
| ITF M15 Wuhan | 2019/04/29 06:30 | Hao Yuan Ng v Tao Mu | 1-6,1-6 |
| ITF M15 Anning | 2019/01/16 04:15 | Renlong Pang v Tao Mu | 0-6,3-6 |
| ITF M15 Anning | 2019/01/09 05:40 | Tao Mu v Agustin Velotti | 6-4,4-6,4-6 |
| ITF M15 Anning | 2019/01/04 04:25 | Tao Mu v Jung-Woong Na | 5-7,5-7 |
| ITF M15 Anning | 2019/01/03 03:30 | Cheong-Eui Kim v Tao Mu | 3-6,4-6 |
| ITF M15 Anning | 2019/01/01 04:40 | Tao Mu v Issei Okamura | 3-6,6-2,7-5 |
| Challenger Shenzhen 2 | 2018/10/30 02:00 | Tao Mu v Mohamed Safwat | 1-6,3-6 |