BOSS OPEN
StuttgartGrass2502026
June 8, 2026 – June 14, 2026$768,220
Draw & Results
Finals
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Ben Shelton(USA) | 6-4, 2-6, 6-4 | Taylor Fritz(USA) | #5 | #9 | 01:48:29m |
Semi-Finals
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Ben Shelton(USA) | 6-7, 7-6, 7-6 | Jiri Lehecka(CZE) | #5 | #12 | 02:52:27m |
| Taylor Fritz(USA) | 6-4, 6-4 | Alexander Bublik(KAZ) | #9 | #11 | 01:08:39m |
Quarter-Finals
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Ben Shelton(USA) | 4-6, 6-3, 6-4 | Sho Shimabukuro(JPN) | #5 | #104 | 01:43:08m |
| Jiri Lehecka(CZE) | 6-4, 7-6 | Frances Tiafoe(USA) | #12 | #26 | 01:25:30m |
| Alexander Bublik(KAZ) | 7-6, 7-6 | Giovanni Mpetshi Perricard(FRA) | #11 | #93 | 01:28:40m |
| Taylor Fritz(USA) | 5-7, 7-5, 7-5 | Mattia Bellucci(ITA) | #9 | #78 | 02:26:28m |
Round of 16
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Ben Shelton(USA) | 6-7, 6-4, 7-6 | Marcos Giron(USA) | #5 | #88 | 02:38:31m |
| Sho Shimabukuro(JPN) | 4-6, 7-6, 6-4 | Nick Kyrgios(AUS) | #104 | — | 01:52:19m |
| Jiri Lehecka(CZE) | 6-7, 6-4, 7-6 | James Duckworth(AUS) | #12 | #79 | 02:26:11m |
| Frances Tiafoe(USA) | 6-4, 6-4 | Rinky Hijikata(AUS) | #26 | #106 | 01:19:41m |
| Giovanni Mpetshi Perricard(FRA) | 7-6, 6-2 | Gauthier Onclin(BEL) | #93 | #186 | 01:18:57m |
| Alexander Bublik(KAZ) | 7-6, 3-6, 6-2 | Jan-Lennard Struff(GER) | #11 | #77 | 01:43:17m |
| Mattia Bellucci(ITA) | 7-5, 6-7, 6-2 | Yannick Hanfmann(GER) | #78 | #59 | 02:29:20m |
| Taylor Fritz(USA) | 6-7, 7-5, 7-6 | Martin Landaluce(ESP) | #9 | #58 | 02:31:04m |
Round of 32
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Marcos Giron(USA) | 7-6, 7-5 | Roberto Bautista Agut(ESP) | #88 | #116 | 01:41:05m |
| Sho Shimabukuro(JPN) | 6-4, 6-2 | Quentin Halys(FRA) | #104 | #92 | 00:56:54m |
| Nick Kyrgios(AUS) | 6-3, 6-4 | Corentin Moutet(FRA) | #835 | #36 | 01:08:46m |
| James Duckworth(AUS) | 6-4, 6-3 | Diego Dedura(GER) | #79 | #262 | 01:13:55m |
| Rinky Hijikata(AUS) | 6-7, 7-6, 6-3 | Tom Gentzsch(GER) | #106 | #229 | 02:20:04m |
| Frances Tiafoe(USA) | 7-6, 4-6, 6-4 | Daniel Altmaier(GER) | #26 | #85 | 02:26:06m |
| Giovanni Mpetshi Perricard(FRA) | 7-5, 6-7, 7-6 | Roman Safiullin(RUS) | #93 | #135 | 02:20:13m |
| Gauthier Onclin(BEL) | 7-6, 6-3 | Fabian Marozsan(HUN) | #186 | #61 | 01:36:09m |
| Jan-Lennard Struff(GER) | 6-2, 6-7, 6-3 | Alexis Galarneau(CAN) | #77 | #187 | 02:06:12m |
| Mattia Bellucci(ITA) | 6-2, 6-7, 6-1 | Alejandro Davidovich Fokina(ESP) | #78 | #22 | 02:00:59m |
| Yannick Hanfmann(GER) | 7-6, 7-6 | Aleksandar Kovacevic(USA) | #59 | #69 | 01:50:53m |
| Martin Landaluce(ESP) | 5-7, 6-3, 6-4 | Pierre-Hugues Herbert(FRA) | #58 | #232 | 02:18:57m |
2nd Round Qualifying
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Pierre-Hugues Herbert(FRA) | 7-6, 6-4 | Mert Alkaya(TUR) | #232 | #333 | 01:26:54m |
| Sho Shimabukuro(JPN) | 7-6, 6-3 | Jurij Rodionov(AUT) | #104 | #153 | 01:19:03m |
| Gauthier Onclin(BEL) | 7-6, 6-4 | Marc-Andrea Huesler(SUI) | #186 | #320 | 01:45:10m |
| Alexis Galarneau(CAN) | 6-4, 6-7, 7-6 | Roman Safiullin(RUS) | #187 | #135 | 02:24:31m |
1st Round Qualifying
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Mert Alkaya(TUR) | 6-1, 6-1 | Michalis Sakellaridis(GRE) | #333 | #1624 | 00:43:26m |
| Pierre-Hugues Herbert(FRA) | 7-6, 6-4 | Daniil Glinka(EST) | #232 | #171 | 01:25:42m |
| Sho Shimabukuro(JPN) | 7-5, 6-4 | Stefanos Sakellaridis(GRE) | #104 | #155 | 01:15:44m |
| Jurij Rodionov(AUT) | 6-1, 6-4 | Luca Castelnuovo(SUI) | #153 | #354 | 00:54:52m |
| Marc-Andrea Huesler(SUI) | 6-1, 7-5 | Nikoloz Basilashvili(GEO) | #320 | #118 | 01:04:40m |
| Gauthier Onclin(BEL) | 6-1, 6-3 | Orlando Luz(BRA) | #186 | #1054 | 01:04:37m |
| Roman Safiullin(RUS) | 6-7, 7-6, 6-3 | Petr Bar Biryukov(RUS) | #135 | #273 | 01:45:18m |
| Alexis Galarneau(CAN) | 4-6, 6-4, 6-4 | Yu Hsiou Hsu(TPE) | #187 | #206 | 02:10:37m |
Past Winners
| Year | Winner | Country | Surface |
|---|---|---|---|
| 2026 | Ben Shelton | USA | Grass |
| 2025 | Taylor Fritz | USA | Grass |
| 2024 | Jack Draper | GBR | Grass |
| 2023 | Frances Tiafoe | USA | Grass |
| 2022 | Matteo Berrettini | ITA | Grass |
| 2021 | Marin Cilic | CRO | Grass |
| 2019 | Matteo Berrettini | ITA | Grass |
| 2018 | Roger Federer | SUI | Grass |
| 2017 | Lucas Pouille | FRA | Grass |
| 2016 | Dominic Thiem | AUT | Grass |
| 2015 | Rafael Nadal | ESP | Grass |
| 2014 | Roberto Bautista Agut | ESP | Clay |
| 2013 | Fabio Fognini | ITA | Clay |
| 2012 | Janko Tipsarevic | SRB | Clay |
| 2011 | Juan Carlos Ferrero | ESP | Clay |
| 2010 | Albert Montanes | ESP | Clay |
| 2009 | Jeremy Chardy | FRA | Clay |
| 2008 | Juan Martin del Potro | ARG | Clay |
| 2007 | Rafael Nadal | ESP | Clay |
| 2006 | David Ferrer | ESP | Clay |
| 2005 | Rafael Nadal | ESP | Clay |
| 2004 | Guillermo Canas | ARG | Clay |
| 2003 | Guillermo Coria | ARG | Clay |
| 2002 | Mikhail Youzhny | RUS | Clay |
| 2001 | Gustavo Kuerten | BRA | Clay |
| 2000 | Franco Squillari | ARG | Clay |
| 1999 | Magnus Norman | SWE | Clay |
| 1998 | Gustavo Kuerten | BRA | Clay |
| 1997 | — | — | Clay |
| 1996 | Thomas Muster | AUT | Clay |
| 1995 | Thomas Muster | AUT | Clay |
| 1994 | — | — | Clay |
| 1993 | — | — | Clay |
| 1992 | — | — | Clay |
| 1991 | — | — | Clay |