| UTR Pro Tennis Series Beograd | 2021/07/10 11:30 | Kolisnyk, Olexiy v 파블로비치, 루카 | 4-6,6-1,6-2 |
| UTR Pro Tennis Series Beograd | 2021/07/09 07:30 | 데 라 바세티엘, 콘스탄트 v Kolisnyk, Olexiy | 6-7,4-5 |
| UTR Pro Tennis Series Beograd | 2021/07/08 09:00 | 슬라비치, 니콜라 v Kolisnyk, Olexiy | 1-6,4-6 |
| UTR Pro Tennis Series Beograd | 2021/07/07 10:30 | 오브라도비치, 두산 v Kolisnyk, Olexiy | 6-0,5-4 |
| UTR Pro Tennis Series Beograd | 2021/07/05 07:30 | 사켈라리디스, 미칼리스 v Kolisnyk, Olexiy | 3-5 |
| ITF M15 Antalya | 2021/06/30 08:50 | Kolisnyk, Olexiy v 마르티네즈, 로우로이 | 6-2,2-6,1-6 |
| ITF M15 Antalya | 2021/06/29 06:30 | Kolisnyk, Olexiy v Rodriguez, Lorenzo Joaquin | 6-2,6-1 |
| ITF M15 Antalya | 2021/06/28 07:55 | 호, 레이 v Kolisnyk, Olexiy | 6-3,2-6,9-11 |
| UTR Pro Tennis Series Beograd | 2021/07/10 11:30 | Alex Kuperstein v 티로우인, 젠 | 4-6,3-6 |
| UTR Pro Tennis Series Beograd | 2021/07/08 10:30 | 티로우인, 젠 v Viktor Jovic | 6-2,6-4 |
| UTR Pro Tennis Series Beograd | 2021/07/07 12:00 | 티로우인, 젠 v Aleksa Mardjonovic | 6-4,6-2 |
| UTR Pro Tennis Series Beograd | 2021/07/06 07:30 | 티로우인, 젠 v 실라, 야라슬라프 | 1-6,1-5 |
| UTR Pro Tennis Series Beograd | 2021/07/05 09:00 | 티로우인, 젠 v 라티노비치, 스테판 | 6-3,7-6 |
| ITF M25 Grasse | 2021/06/16 10:00 | Lopez San Martin, Alvaro v 티로우인, 젠 | 6-1,6-1 |
| ITF M15 Skopje | 2021/06/10 08:25 | 티로우인, 젠 v 지로우세크, 토마스 | 1-6,3-6 |
| ITF M15 Skopje | 2021/06/01 14:05 | 티로우인, 젠 v 스블시나, 달리보르 | 3-6,6-7 |