Estadio: Court 1 Round: 44 Ground: Hardcourt outdoor
| ITF 15 Antalya | 2021/01/28 08:00 | Dorian Kos v Matheus P De Almeida | 3-6,2-6 |
| ITF 15 Antalya | 2021/01/17 09:00 | Dorian Kos v Yan Sabanin | 2-6,3-6 |
| ITF 15 Antalya | 2021/01/10 07:30 | Gokberk Saritas v Dorian Kos | 6-2,6-4 |
| ITF 15 Antalya | 2021/01/06 07:30 | Stefanos Sakellaridis v Dorian Kos | 2-6,6-2,10-4 |
| ITF 15 Antalya | 2021/01/04 07:00 | Ivan Abramov v Dorian Kos | 3-6,6-2,10-12 |
| ITF M15 Heraklion | 2020/11/23 10:00 | Sean Hodkin v Dorian Kos | 6-3,6-2 |
| ITF M25 Glasgow | 2020/02/16 12:00 | Kristjan Tamm v Dorian Kos | 6-3,6-3 |
| ITF M25 Dublín | 2019/07/30 09:00 | Ben Jones v Dorian Kos | 6-3,6-3 |
| ITF M15 Monastir | 2021/02/28 09:00 | Tobias Franco v Luca Castagnola | 1-6,0-6 |
| ITF M15 Monastir | 2021/02/22 09:00 | Alexander Kotzen v Tobias Franco | 6-0,6-3 |
| ITF M15 Monastir | 2021/02/21 13:00 | Tobias Franco v Valentin Lapalu | 5-7,6-1,10-6 |