Antalya 4 CH 2021 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Evgenii Tiurnev | d. | Oleg Prihodko | 3-6 6-4 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Evgenii Tiurnev | d. | Nerman Fatic | 6-2 5-7 4-1 RET |
| Oleg Prihodko | d. | Giovanni Fonio | 1-6 6-1 6-3 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Evgenii Tiurnev | d. | Alexandar Lazarov | 6-4 6-7(5) 6-1 |
| Nerman Fatic | d. | Duje Ajdukovic | 6-4 7-5 |
| Giovanni Fonio | d. | Nick Hardt | 7-6(0) 6-2 |
| Oleg Prihodko | d. | Cem Ilkel | 6-3 3-6 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Evgenii Tiurnev | d. | Mircea Alexandru Jecan | 6-3 4-6 6-3 |
| Alexandar Lazarov | d. | Andrey Chepelev | 6-2 6-0 |
| Duje Ajdukovic | d. | Cezar Cretu | 4-6 6-4 6-4 |
| Nerman Fatic | d. | Vladyslav Orlov | W/O |
| Nick Hardt | d. | Javier Barranco Cosano | 5-7 6-0 6-2 |
| Giovanni Fonio | d. | Ryan Peniston | 1-6 6-4 6-4 |
| Oleg Prihodko | d. | Duck Hee Lee | 6-3 6-3 |
| Cem Ilkel | d. | Filip Cristian Jianu | 6-7(3) 6-4 6-0 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Evgenii Tiurnev | d. | Damien Wenger | 6-2 6-3 |
| Mircea Alexandru Jecan | d. | Nick Chappell | 6-2 7-6(2) |
| Alexandar Lazarov | d. | Marsel Ilhan | 6-3 6-3 |
| Andrey Chepelev | d. | Grigoriy Lomakin | 7-5 6-4 |
| Duje Ajdukovic | d. | Yshai Oliel | 6-4 1-6 6-4 |
| Cezar Cretu | d. | Khumoun Sultanov | 6-3 6-3 |
| Vladyslav Orlov | d. | Georgii Kravchenko | 6-4 6-1 |
| Nerman Fatic | d. | Pol Martin Tiffon | 2-6 6-0 6-0 |
| Javier Barranco Cosano | d. | Filip Misolic | 6-3 6-3 |
| Nick Hardt | d. | Oleksii Krutykh | 7-5 6-3 |
| Giovanni Fonio | d. | Jakub Paul | 6-1 6-0 |
| Ryan Peniston | d. | Yu Hsiou Hsu | 7-6(0) 7-6(0) |
| Oleg Prihodko | d. | Riccardo Bonadio | 7-6(15) 6-4 |
| Duck Hee Lee | d. | Fabian Marozsan | 6-4 6-1 |
| Filip Cristian Jianu | d. | Sarp Agabigun | 6-0 7-5 |
| Cem Ilkel | d. | Ivan Nedelko | 6-4 7-5 |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Andrey Chepelev | d. | Sergey Fomin | 4-6 7-6(6) 6-1 |
| Damien Wenger | d. | Aleksandre Metreveli | 7-5 0-0 RET |
| Marsel Ilhan | d. | Jakub Paul | 6-2 6-3 |
| Cezar Cretu | d. | Oleg Prihodko | 6-2 6-4 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Sergey Fomin | d. | Sanjar Fayziev | 7-5 0-0 RET |
| Andrey Chepelev | d. | Luca Van Assche | 6-2 1-6 6-1 |
| Aleksandre Metreveli | d. | Grigoriy Lomakin | 6-4 4-6 6-4 |
| Damien Wenger | d. | Calin Manda | 6-3 6-2 |
| Marsel Ilhan | d. | Pol Toledo Bague | 7-6(10) 6-3 |
| Jakub Paul | d. | Toshihide Matsui | 6-1 6-3 |
| Oleg Prihodko | d. | Mick Veldheer | 1-6 6-3 6-2 |
| Cezar Cretu | d. | Yanki Erel | 4-1 RET |