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Tennis - ATP Challenger Tour - Koblenz - 2023 - Detailed results
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Koblenz 2023
Germany - 30 January 2023 - 5 February 2023 - Indoor
Final
| 5th Feb - 14h10 |  Roman Safiullin | def. |  Vasek Pospisil | 6-2 7-5 |
Semi-Finals
| 4th Feb - 15h10 | Vasek Pospisil | def. |  Zdenek Kolar | 6-1 6-3 |
| 4th Feb - 16h40 | Roman Safiullin | def. |  Raphaël Collignon | 5-7 6-3 6-0 |
Quarter-Finals
| 3rd Feb - 13h05 | Zdenek Kolar | def. |  Alexandre Muller | 7-6 4-6 7-6 |
| 3rd Feb - 16h10 | Vasek Pospisil | def. | Louis Wessels | 6-4 6-2 |
| 3rd Feb - 18h05 | Roman Safiullin | def. | Alexey Vatutin | 6-3 1-6 6-2 |
| 3rd Feb - 19h50 | Raphaël Collignon | def. | Maximilian Marterer | 5-2 ab. |
Round of 16
| 1st Feb - 14h40 | Alexey Vatutin | def. |  Liam Broady | 6-2 6-3 |
| 1st Feb - 14h45 | Zdenek Kolar | def. |  Zhizhen Zhang | 3-6 6-3 6-3 |
| 1st Feb - 16h45 | Louis Wessels | def. | Hugo Grenier | 6-4 6-3 |
| 1st Feb - 20h00 | Alexandre Muller | def. | Jan Choinski | 6-3 6-7 7-5 |
| 2nd Feb - 13h10 | Roman Safiullin | def. | Antoine Escoffier | 6-3 4-6 7-6 |
| 2nd Feb - 15h25 | Raphaël Collignon | def. |  Henri Laaksonen | 7-5 6-4 |
| 2nd Feb - 17h05 | Maximilian Marterer | def. |  Adrian Andreev | 6-3 6-3 |
| 2nd Feb - 18h45 | Vasek Pospisil | def. | Mats Rosenkranz | 7-6 7-6 |
Round of 32
| Zhizhen Zhang | def. | Henri Squire | 6-1 5-7 6-4 | |
| Zdenek Kolar | def. | Antoine Bellier | 6-2 6-4 | |
| 31th Jan - 18h15 | Jan Choinski | def. |  Denis Yevseyev | 6-4 1-6 6-2 |
| Alexandre Muller | def. | Max Hans Rehberg | 6-4 6-4 | |
| 31th Jan - 13h45 | Vasek Pospisil | def. |  Emilio Nava | 7-5 6-2 |
| 31th Jan - 11h10 | Mats Rosenkranz | def. | Laurent Lokoli | 4-6 6-4 6-3 |
| 31th Jan - 15h20 | Louis Wessels | def. | Antoine Hoang | 7-6 3-6 6-2 |
| Hugo Grenier | def. | Lucas Gerch | 6-2 6-2 | |
| Raphaël Collignon | def. |  Gijs Brouwer | 5-7 7-6 6-3 | |
| 31th Jan - 11h10 | Henri Laaksonen | def. |  Luca Nardi | 7-6 6-3 |
| 1st Feb - 13h10 | Adrian Andreev | def. | Daniel Masur | 7-5 6-3 |
| 31th Jan - 21h45 | Maximilian Marterer | def. |  Vitaliy Sachko | 7-5 6-2 |
| Liam Broady | def. | Robin Haase | 7-6 6-1 | |
| 31th Jan - 18h40 | Alexey Vatutin | def. | Johannes Haerteis | 7-6 6-1 |
| 31th Jan - 15h40 | Antoine Escoffier | def. |  Marko Topo | 6-4 6-7 7-6 |
| 31th Jan - 13h00 | Roman Safiullin | def. | Geoffrey Blancaneaux | 5-7 6-3 6-1 |
Qualifications - Second Round
The winners of this round are qualified
| 30th Jan - 11h05 | Johannes Haerteis | def. | Jeremy Jahn | 6-4 6-4 |
| 30th Jan - 11h10 | Mats Rosenkranz | def. | Giovanni Oradini | 6-3 6-4 |
| 30th Jan - 12h40 | Vitaliy Sachko | def. | Alibek Kachmazov | 6-4 6-3 |
| 30th Jan - 12h50 | Denis Yevseyev | def. |  Egor Gerasimov | 3-6 6-3 6-4 |
| 30th Jan - 14h25 | Alexey Vatutin | def. | Kenny De Schepper | 6-0 6-2 |
| 30th Jan - 14h40 | Antoine Hoang | def. | Florian Broska | 6-7 6-4 6-2 |
Qualifications - First Round
| Denis Yevseyev | def. | Tom Gentzsch | 6-1 6-4 | |
| Egor Gerasimov | def. | Kai Wehnelt | 7-5 ab. | |
| Florian Broska | def. | Beibit Zhukayev | 3-6 6-3 6-2 | |
| Antoine Hoang | def. |  Aldin Setkic | 7-6 7-5 | |
| Mats Rosenkranz | def. | Ulises Blanch | 4-6 7-6 7-6 | |
| Giovanni Oradini | def. | Matthias Bachinger | 7-5 6-7 7-5 | |
| Alibek Kachmazov | def. | Tristan Lamasine | 6-3 6-2 | |
| 29th Jan - 19h35 | Vitaliy Sachko | def. | Philip Florig | 6-2 4-6 6-3 |
| Alexey Vatutin | def. |  David Jorda Sanchis | 6-1 4-6 6-1 | |
| 29th Jan - 20h20 | Kenny De Schepper | def. | Mattéo Martineau | 6-3 7-5 |
| Jeremy Jahn | def. | Maxime Mora | 6-1 6-2 | |
| Johannes Haerteis | def. | Andrea Arnaboldi | 6-4 6-4 |