Karlsruhe challenger · ATP
Karlsruhe challenger 2023
ChallengerClayKarlsruhe, Germany2 July – 9 July 2023Prize money: 73,000 EUR49 matchesAltitude: 122 mCourt: Medium-fast
Champion Alejandro Tabilo · Final: 6-3 6-2
Final rounds
| Final | Alejandro Tabilo vs Giulio Zeppieri | 2-6 1-0 ret. |
| Semifinal | Giulio Zeppieri vs Zsombor Piros | 2-6 6-3 6-3 |
| Semifinal | Alejandro Tabilo vs Timofey Skatov | 6-4 6-1 |
| Quarterfinal | Zsombor Piros vs Thiago Seyboth Wild | 6-3 2-6 6-3 |
| Quarterfinal | Giulio Zeppieri vs Ivan Gakhov | 6-1 6-4 |
| Quarterfinal | Alejandro Tabilo vs Leandro Riedi | 6-1 3-6 7-5 |
| Quarterfinal | Timofey Skatov vs Hady Habib | 6-3 6-2 |
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