Tennis - ATP Geneva Open
This event was inaugurated as a clay court tournament, switched indoors from 2011-2014 and then back to the clay from 2015. It is held at the Tennis Club de Geneve each May. It was not staged in 2020 due to the Covid-19 pandemic.
| YEAR | WINNER | RUNNER-UP |
| 1988 | GUSTAVO GIUSSANI (Arg) | S Colombo (Ita) |
| 1989 | GILAD BLOOM (Isr) | A Boetsch (Fra) |
| 1990 | ROBERTO ARGUELLO (Arg) | D Orsanic (Arg) |
| 1991 | MARCOS GORRIZ (Esp) | D Pescariu (Rom) |
| 1992 | SERGIO CORTES (Chl) | F Dewulf (Bel) |
| 1993 | GABRIEL MARKUS (Arg) | K Kucera (Svk) |
| 1994 | JOSE FRANCISCO AITUR (Esp) | M Rodriguez (Arg) |
| 1995 | YOUNES EL AYNAOUI (Mor) | K Alami (Mor) |
| 1996 | MARCELO CHARPENTIER (Arg) | OGross (Ger) |
| 1997 | ANDREA GAUDENZI (Ita) | A Martin (Esp) |
| 1998 | JOAN ALBERT VILOCA (Esp) | Y El Aynaoui (Mor) |
| 1999 | MICHEL KRATOCHVIL (Swi) | O Stanoytchev (Bul) |
| 2000 | NICOLAS THOMANN (Fra) | A Calatrava (Esp) |
| 2001 | DENNIS VAN SCHEPPINGEN (Nld) | Z Krajan (Cro) |
| 2002 | KRISTOF VLIEGEN (Bel) | G Blanco (Esp) |
| 2003 | STANISLAS WAWRINKA (Swi) | E Alvarez (Esp) |
| 2004 | STANISLAS WAWRINKA (Swi) | C Rochus (Bel) |
| 2005 | WERNER ESCHAUER (Aut) | D Patriarca (Arg) |
| 2006 | JEROME HAEHNEL (Fra) | C Guccione (Aus) |
| 2007 | YURI SCHUKIN (Rus) | J Galung (Nld) |
| 2008 | KRISTOF VLIEGEN (Bel) | Y Schukin (Kaz) |
| 2009 | DOMINIK MEFFERT (Ger) | B Balleret (Mon) |
| 2010 | GRIGOR DIMITROV (Bul) | P Andujar (Esp) |
| 2011 | MALEK JAZIRI (Tun) | M Zverev (Ger) |
| 2012 | MARC GICQUEL (Fra) | M Bachinger (Ger) |
| 2013 | MALEK JAZIRI (Tun) | J-L Struff (Ger) |
| 2014 | MARCOS BAGHDATIS (Cyp) | M Przysiezny (Pol) |
| 2015 | THOMAZ BELLUCCI (Bra) | J Sousa (Prt) |
| 2016 | STAN WAWRINKA (Swi) | M Cilic (Cro) |
| 2017 | STAN WAWRINKA (Swi) | M Zverev (Ger) |
| 2018 | MARTON FUCSOVICS (Hun) | P Gojowczyk (Ger) |
| 2019 | ALEXANDER ZVEREV (Ger) | N Jarry (Chl) |
| 2020 | Not held | - |
| 2021 | CASPER RUUD (Nor) | D Shapovalov (Can) |
| 2022 | CASPER RUUD (Nor) | J Sousa (Prt) |
| 2023 | NICOLAS JARRY (Chl) | G Dimitrov (Bul) |
| 2024 | CASPER RUUD (Nor) | T Machac (Cze) |
| 2025 | NOVAK DJOKOVIC (Ser) | H Hurkacz (Pol) |
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