2023 Schwaben Open

The 2023 Schwaben Open was a professional tennis tournament played on clay courts. It was the 2nd edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Augsburg, Germany between 21 and 26 August 2023.

Seeds

 * 1 Rankings are as of 14 August 2023.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇩🇪 Marvin Möller
 * 🇩🇪 Max Hans Rehberg
 * 🇩🇪 Marko Topo

The following players received entry from the qualifying draw:
 * 🇮🇹 Gianmarco Ferrari
 * Hady Habib
 * 🇩🇪 Daniel Masur
 * 🇩🇪 Christoph Negritu
 * 🇦🇹 David Pichler
 * 🇧🇷 Nicolas Zanellato

The following player received entry as a lucky loser:
 * Henrique Rocha

Singles

 * 🇪🇸 Carlos Taberner def. 🇪🇸 Oriol Roca Batalla 6–4, 6–4.

Doubles

 * 🇩🇪 Constantin Frantzen / 🇩🇪 Hendrik Jebens def. 🇫🇷 Constantin Bittoun Kouzmine / 🇺🇦 Volodymyr Uzhylovskyi 6–2, 6–2.