| 2025 Platzmann Open | |
|---|---|
| Date | 28 July – 3 August |
| Edition | 5th |
| Surface | Clay |
| Location | Hagen, Germany |
| Champions | |
| Singles | |
 Yannick Hanfmann | |
| Doubles | |
Hendrik Jebens /  Albano Olivetti | |
The 2025 Platzmann Open was a professional tennis tournament played on clay courts. It was the fifth edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Hagen, Germany, between 28 July and 3 August 2025.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 NED | Botic van de Zandschulp | 103 | 1 |
 LTU | Vilius Gaubas | 135 | 2 |
| GER | Yannick Hanfmann | 141 | 3 |
 SUI | Jérôme Kym | 145 | 4 |
 GBR | Jan Choinski | 149 | 5 |
| NED | Guy den Ouden | 178 | 6 |
 ARG | |||
 LBN | Benjamin Hassan | 189 | 8 |
 AUT | Jurij Rodionov | 193 | 9 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw through the College Accelerator programme:
Jay Dylan Hara FriendThe following player received entry into the singles main draw through the Next Gen Accelerator programme:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Dali Blanch Yannick Hanfmann def. Guy den Ouden 3–6, 6–2, 6–2. Hendrik Jebens / Albano Olivetti def. Vasil Kirkov / Bart Stevens 6–4, 6–7(2–7), [10–8].
