| 2025 Schwaben Open | |
|---|---|
| Date | 18–23 August |
| Edition | 4th |
| Location | Augsburg, Germany |
| Champions | |
| Singles | |
 Cedrik-Marcel Stebe | |
| Doubles | |
| Daniel Masur / Benito Sanchez Martinez | |
The 2025 Schwaben Open was a professional tennis tournament played on clay courts. It was the fourth edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Augsburg, Germany between 18 and 23 August 2025.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 BOL | Juan Carlos Prado Ángelo | 261 | 1 |
| GER | Christoph Negritu | 263 | 2 |
| GER | Patrick Zahraj | 270 | 3 |
 CRO | Mili Poljičak | 279 | 4 |
 CZE | Hynek Bartoň | 300 | 5 |
 ESP | Nikolás Sánchez Izquierdo | 306 | 6 |
 FRA | Corentin Denolly | 310 | 7 |
 SUI | Alexander Ritschard | 312 | 8 |
The following players received wildcards into the singles main draw:
Daniel Masur Mika Petkovic Max Schönhaus The following player received entry into the singles main draw using a protected ranking:
The following player received entry into the singles main draw as an alternate:
Jakub NicodThe following players received entry from the qualifying draw:
Matyáš Černý Nino Ehrenschneider
Buvaysar Gadamauri Tadeáš Paroulek
Stefan Popović Benito Sanchez Martinez Cedrik-Marcel Stebe def. Alexander Ritschard 6–3, 6–3. Daniel Masur / Benito Sanchez Martinez def. Jiří Barnat / Filip Duda 7–6(7–2), 6–2.