Istanbul CH 2023 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Damir Dzumhur | d. | Lukas Klein | 7-6(5) 6-3 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Lukas Klein | d. | Jesper De Jong | 7-6(2) 6-7(2) 7-6(5) |
| Damir Dzumhur | d. | Nick Hardt | 6-4 6-3 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Jesper De Jong | d. | Giovanni Mpetshi Perricard | 7-5 6-4 |
| Lukas Klein | d. | Denis Yevseyev | 7-6(5) 6-7(3) 7-6(2) |
| Damir Dzumhur | d. | Dino Prizmic | 6-3 6-7(3) 7-5 |
| Nick Hardt | d. | Altug Celikbilek | 1-6 7-6(5) 4-1 RET |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Jesper De Jong | d. | Johannus Monday | 7-5 6-1 |
| Giovanni Mpetshi Perricard | d. | Harold Mayot | 6-7(1) 6-3 6-3 |
| Lukas Klein | d. | Ergi Kirkin | 6-3 6-4 |
| Denis Yevseyev | d. | Koray Kirci | 6-2 7-6(4) |
| Damir Dzumhur | d. | Yanki Erel | 7-5 6-3 |
| Dino Prizmic | d. | Blaise Bicknell | 4-6 6-3 6-2 |
| Altug Celikbilek | d. | Yshai Oliel | 2-6 6-4 6-3 |
| Nick Hardt | d. | Bernard Tomic | 6-2 3-6 7-6(6) |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Jesper De Jong | d. | Marsel Ilhan | 6-2 6-7(3) 6-2 |
| Johannus Monday | d. | Kacper Zuk | 4-6 6-1 6-4 |
| Giovanni Mpetshi Perricard | d. | Cem Ilkel | 7-5 6-4 |
| Harold Mayot | d. | Aziz Dougaz | 7-6(4) 7-5 |
| Lukas Klein | d. | Martin Damm | 6-4 4-6 7-5 |
| Ergi Kirkin | d. | Marek Gengel | 6-1 6-2 |
| Koray Kirci | d. | Leo Borg | 6-1 3-6 6-3 |
| Denis Yevseyev | d. | Norbert Gombos | 4-6 6-1 6-2 |
| Damir Dzumhur | d. | Tuncay Duran | 6-4 6-1 |
| Yanki Erel | d. | Daniel Cukierman | 6-2 1-0 RET |
| Blaise Bicknell | d. | Matteo Martineau | 6-7(5) 7-6(3) 6-3 |
| Dino Prizmic | d. | Louis Wessels | 6-2 6-7(3) 7-5 |
| Altug Celikbilek | d. | Gauthier Onclin | 6-1 6-0 |
| Yshai Oliel | d. | Marius Copil | 6-2 6-4 |
| Bernard Tomic | d. | Skander Mansouri | 6-3 6-4 |
| Nick Hardt | d. | Soon Woo Kwon | 6-0 6-1 |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Blaise Bicknell | d. | Vladyslav Orlov | 6-0 6-1 |
| Martin Damm | d. | David Poljak | 6-3 6-4 |
| Daniel Cukierman | d. | Saba Purtseladze | 6-3 3-6 6-2 |
| Marsel Ilhan | d. | Omni Kumar | 6-3 5-7 7-5 |
| Leo Borg | d. | Lukas Pokorny | 7-6(3) 4-6 6-1 |
| Yshai Oliel | d. | Seong Chan Hong | 6-4 6-1 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Blaise Bicknell | d. | Boris Butulija | 6-2 6-2 |
| Vladyslav Orlov | d. | Berk Ilkel | 6-2 6-2 |
| David Poljak | d. | Evgeny Karlovskiy | 6-2 4-6 6-3 |
| Martin Damm | d. | Niki Kaliyanda Poonacha | 7-5 7-6(4) |
| Saba Purtseladze | d. | Evgenii Tiurnev | 5-7 6-1 6-3 |
| Daniel Cukierman | d. | Aleksandr Braynin | 6-4 7-6(3) |
| Marsel Ilhan | d. | Khumoun Sultanov | 6-4 6-2 |
| Omni Kumar | d. | Sarp Agabigun | 6-3 6-7(8) 6-3 |
| Lukas Pokorny | d. | S Mert Ozdemir | 6-4 6-2 |
| Yshai Oliel | d. | Sergey Fomin | 3-6 6-3 6-2 |
| Seong Chan Hong | d. | Cengiz Aksu | 6-2 6-4 |