 Details | Grass | 2023 | Alexander BUBLIK | | 6–3 3–6 6–3 | Andrey RUBLEV | | 19–25 Jun | |
| Details | Grass | 2022 | Hubert HURKACZ | | 6–1 6–4 | Daniil MEDVEDEV | | 13–19 Jun | |
| Details | Grass | 2021 | Ugo HUMBERT | | 6–3 7–6(4) | Andrey RUBLEV | | 14–20 Jun | |
| Details | | 2020 | Cancelled due to the COVID-19 pandemic. |
| Details | Grass | 2019 | Roger FEDERER | | 7–6(2) 6–1 | David GOFFIN | | 17–23 Jun | |
| Details | Grass | 2018 | Borna ĆORIĆ | | 7–6(6) 3–6 6–2 | Roger FEDERER | | 18–24 Jun | |
| Details | Grass | 2017 | Roger FEDERER | | 6–1 6–3 | Alexander ZVEREV | | 19–25 Jun | |
| Details | Grass | 2016 | Florian MAYER | | 6–2 5–7 6–3 | Alexander ZVEREV | | 13–19 Jun | |
| Details | Grass | 2015 | Roger FEDERER | | 7–6(1) 6–4 | Andreas SEPPI | | 15–21 Jun | |
| Details | Grass | 2014 | Roger FEDERER | | 7–6(2) 7–6(3) | Alejandro FALLA | | 9–15 Jun | |
| Details | Grass | 2013 | Roger FEDERER | | 6–7(5) 6–3 6–4 | Mikhail YOUZHNY | | 8–16 Jun | |
| Details | Grass | 2012 | Tommy HAAS | | 7–6(5) 6–4 | Roger FEDERER | | 11–17 Jun | |
| Details | Grass | 2011 | Philipp KOHLSCHREIBER | | 7–6(5) 2–0 ret. | Philipp PETZSCHNER | | 6–12 Jun | |
| Details | Grass | 2010 | Lleyton HEWITT | | 3–6 7–6(4) 6–4 | Roger FEDERER | | 5–13 Jun | |
| Details | Grass | 2009 | Tommy HAAS | | 6–3 6–7(4) 6–1 | Novak DJOKOVIC | | 6–14 Jun | |
| Details | Grass | 2008 | Roger FEDERER | | 6–3 6–4 | Philipp KOHLSCHREIBER | | 7–15 Jun | |
| Details | Grass | 2007 | Tomáš BERDYCH | | 7–5 6–4 | Márcos BAGHDATÍS | | 11–17 Jun | |
| Details | Grass | 2006 | Roger FEDERER | | 6–0 6–7(4) 6–2 | Tomáš BERDYCH | | 12–18 Jun | |
| Details | Grass | 2005 | Roger FEDERER | | 6–4 6–7(6) 6–4 | Marat SAFIN | | 6–12 Jun | |
| Details | Grass | 2004 | Roger FEDERER | | 6–0 6–3 | Mardy FISH | | 7–14 Jun | |
| Details | Grass | 2003 | Roger FEDERER | | 6–1 6–3 | Nicolas KIEFER | | 9–15 Jun | |
| Details | Grass | 2002 | Yevgeni KAFELNIKOV | | 2–6 6–4 6–4 | Nicolas KIEFER | | 10–16 Jun | |
| Details | Grass | 2001 | Thomas JOHANSSON | | 6–3 6–7(5) 6–2 | Fabrice SANTORO | | 11–17 Jun | |
| Details | Grass | 2000 | David PRINOSIL | | 6–3 6–2 | Richard KRAJICEK | | 12–18 Jun | |
| Details | Grass | 1999 | Nicolas KIEFER | | 6–3 6–2 | Niklas KULTI | | 7–13 Jun | |
| Details | Grass | 1998 | Yevgeni KAFELNIKOV | | 6–4 6–4 | | 8–15 Jun | |
| Details | Grass | 1997 | Yevgeni KAFELNIKOV | | 7–6(2) 6–7(5) 7–6(7) | Petr KORDA | | 9–15 Jun | |
| Details | Grass | 1996 | Niklas KULTI | | 6–7(5) 6–3 6–4 | Yevgeni KAFELNIKOV | | 17–23 Jun | |
| Details | Grass | 1995 | Marc ROSSET | | 3–6 7–6(11) 7–6(8) | Michael STICH | | 19–26 Jun | |
| Details | Grass | 1994 | Michael STICH | | 6–4 4–6 6–3 | | 13–20 Jun | |
| Details | Grass | 1993 | Henri LECONTE | | 6–2 6–3 | Andrei MEDVEDEV | | 14–21 Jun | |
