| Doubles | |
|---|---|
| 2023 Schwaben Open | |
| Champions |  Constantin Frantzen  Hendrik Jebens | 
| Runners-up |  Constantin Bittoun Kouzmine  Volodymyr Uzhylovskyi | 
| Score | 6–2, 6–2 | 
Andrei Vasilevski and Igor Zelenay were the defending champions [1] but chose not to defend their title.
Constantin Frantzen and Hendrik Jebens won the title after defeating Constantin Bittoun Kouzmine and Volodymyr Uzhylovskyi 6–2, 6–2 in the final.
 Constantin Frantzen /
  Constantin Frantzen /   Hendrik Jebens (champions)
  Hendrik Jebens (champions) Ivan Liutarevich /
 Ivan Liutarevich /   Vladyslav Manafov (quarterfinals)
  Vladyslav Manafov (quarterfinals) Neil Oberleitner /
  Neil Oberleitner /   Tim Sandkaulen (semifinals)
  Tim Sandkaulen (semifinals) Purav Raja /
  Purav Raja /   Ramkumar Ramanathan (first round)
  Ramkumar Ramanathan (first round)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 |  C Frantzen  H Jebens | 65 | 77 | [10] | |||||||||||||||||||||||
|  H Habib  B Hassan | 77 | 62 | [8] | 1 |  C Frantzen  H Jebens | 63 | 6 | [14] | |||||||||||||||||||
| WC |  J Schnaitter  M Wallner | 6 | 6 | WC |  J Schnaitter  M Wallner | 77 | 3 | [12] | |||||||||||||||||||
| Alt |  N Kuhn  A Martin | 3 | 4 | 1 |  C Frantzen  H Jebens | 77 | 6 | ||||||||||||||||||||
| 3 |  N Oberleitner  T Sandkaulen | 4 | 6 | [10] | 3 |  N Oberleitner  T Sandkaulen | 63 | 0 | |||||||||||||||||||
|  A Merino  C Negritu | 6 | 4 | [7] | 3 |  N Oberleitner  T Sandkaulen | 6 | 6 | ||||||||||||||||||||
|  S Rodríguez Taverna  JB Torres | 78 | 7 |  S Rodríguez Taverna  JB Torres | 4 | 3 | ||||||||||||||||||||||
|  D Pichler  Parikshit Somani | 66 | 5 | 1 |  C Frantzen  H Jebens | 6 | 6 | |||||||||||||||||||||
|  O Roca Batalla  N Sánchez Izquierdo | 5 | 6 | [10] |  C Bittoun Kouzmine  V Uzhylovskyi | 2 | 2 | |||||||||||||||||||||
| Alt |  Nicholas Bybel  O Crawford | 7 | 3 | [7] |  O Roca Batalla  N Sánchez Izquierdo | 5 | 4 | ||||||||||||||||||||
|  C Bittoun Kouzmine  V Uzhylovskyi | 77 | 3 | [10] |  C Bittoun Kouzmine  V Uzhylovskyi | 7 | 6 | |||||||||||||||||||||
| 4 |  P Raja  R Ramanathan | 65 | 6 | [8] |  C Bittoun Kouzmine  V Uzhylovskyi | 6 | 62 | [10] | |||||||||||||||||||
|  B Harris  H Rocha | 7 | 7 |  B Harris  H Rocha | 3 | 77 | [7] | |||||||||||||||||||||
| Alt |  Lucas Gerch  Timo Stodder | 5 | 5 |  B Harris  H Rocha | 6 | 6 | |||||||||||||||||||||
|  M Echargui  Federico Iannaccone | 4 | 3 | 2 |  I Liutarevich  V Manafov | 4 | 4 | |||||||||||||||||||||
| 2 |  I Liutarevich  V Manafov | 6 | 6 | ||||||||||||||||||||||||