2025 BOSS Open
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| 2025 BOSS Open | |
|---|---|
| Date | 9–15 June |
| Edition | 47th |
| Category | ATP 250 |
| Draw | 28S / 16D |
| Prize money | €751,630 |
| Surface | Grass |
| Location | Stuttgart, Germany |
| Venue | Tennis Club Weissenhof |
| Champions | |
| Singles | |
 Taylor Fritz | |
| Doubles | |
 Santiago González / Austin Krajicek | |
The 2025 BOSS Open was a men's tennis tournament played on outdoor grass courts. It was the 47th edition of the Stuttgart Open and an ATP 250 tournament of the 2025 ATP Tour. It was held at the Tennis Club Weissenhof in Stuttgart, Germany, from 9 June until 15 June 2025.[1]
Singles
Taylor Fritz def. 
Alexander Zverev, 6–3, 7–6(7–0)
Doubles
Santiago González / Austin Krajicek def. Alex Michelsen / Rajeev Ram, 6–4, 6–4
Point distribution
| Event | W | F | SF | QF | R16 | R32 | Q | Q2 | Q1 |
| Singles | 250 | 165 | 100 | 50 | 25 | 0 | 13 | 7 | 0 |
|---|---|---|---|---|---|---|---|---|---|
| Doubles | 150 | 90 | 45 | 0 | — | — | — | — |
Singles main draw entrants
Seeds
| Country | Player | Rank | Seed |
|---|---|---|---|
 GER |
Alexander Zverev | 3 | 1 |
| USA |
Taylor Fritz | 4 | 2 |
| USA |
Ben Shelton | 13 | 3 |
 CAN |
Félix Auger-Aliassime | 27 | 4 |
| CAN |
Denis Shapovalov | 31 | 5 |
| USA |
Brandon Nakashima | 32 | 6 |
| USA |
Alex Michelsen | 33 | 7 |
 CZE |
Jiří Lehečka | 34 | 8 |
- Rankings are as of 26 May 2025.[2]
Other entrants
The following players received wildcards into the main draw:
The following players received entry from the qualifying draw:
Withdrawals
Matteo Berrettini → replaced by 
Roman Safiullin
Nick Kyrgios → replaced by 
Corentin Moutet- Lorenzo Musetti → replaced by
Yoshihito Nishioka - Tommy Paul → replaced by
Jacob Fearnley - Frances Tiafoe → replaced by Benjamin Bonzi
