Czech Republic: Prague - Doubles - Main |
| 1/8-finals | Kretschmer G./Mies A. | Groen S./Vocel M. | 2:0 (7:5, 6:2) | details | 26.07.2017 |
Czech Republic: Prague - Doubles - Main |
| 1/8-finals | Hernych J./Vejvara L. | Ghem A./Groen S. | 2:1 (6:3, 2:6, 10:6) | details | 27.07.2016 |
USA: Delray Beach - Doubles - Main |
| 1/8-finals | Guccione C./Tomic B. | Groen S./Virgili A. | 2:1 (4:6, 6:3, 10:8) | details | 17.02.2016 |
Czech Republic: Prague - Doubles - Main |
| 1/8-finals | Bozoljac I./Groen S. | Ramirez C./Reyes-Varela M. A. | 0:2 (4:6, 4:6) | details | 11.08.2015 |
Netherlands: Scheveningen - Doubles - Main |
| 1/8-finals | Groen S./Ouellette G. | Basilashvili N./Frantzen R. | 1:2 (3:6, 6:3, 7:10) | details | 22.07.2015 |
Italy: San Benedetto - Doubles - Main |
| 1/8-finals | Ramirez C./Reyes-Varela M. A. | Dzumhur D./Groen S. | 2:0 (6:4, 6:0) | details | 15.07.2015 |
Germany: Heilbronn 2 - Doubles - Main |
| 1/8-finals | Knowle J./Mertinak M. | Ghem A./Groen S. | 2:0 (6:4, 6:3) | details | 14.05.2014 |
Guadeloupe: Le Gosier - Doubles - Main |
| 1/8-finals | Groen S./Lestienne C. | Hanley P./Sa A. | 0:2 (2:6, 1:6) | details | 01.04.2014 |
Italy: Ortisei - Doubles - Main |
| 1/8-finals | Crugnola M./Viola M. | Groen S./Przysiezny M. | WO. | details | 06.11.2013 |
Romania: Sibiu - Doubles - Main |
| 1/8-finals | Groen S./Westerhof B. | Delgado J./Kerr J. | 0:2 (3:6, 1:6) | details | 25.09.2013 |
Slovakia: Trnava - Doubles - Main |
| 1/8-finals | Darcis S./Groen S. | Bedene A./Pospisil J. | 0:2 (4:6, 2:6) | details | 18.09.2013 |
Luxembourg: Petange - Doubles - Main |
| 1/8-finals | Beck K./Groen S. | Bury A./Dustov F. | 1:2 (1:6, 7:64, 8:10) | details | 09.09.2013 |
Italy: Orbetello - Doubles - Main |
| Semi-finals | Desein N./Groen S. | Duran G./Olivo R. | 0:2 (63:7, 4:6) | details | 26.07.2013 |
| Quarter-finals | Desein N./Groen S. | Di Mauro A./Giannessi A. | WO. | details | 26.07.2013 |
| 1/8-finals | Desein N./Groen S. | Campo A./Cecchinato M. | 2:0 (6:1, 6:4) | details | 24.07.2013 |
Netherlands: Scheveningen - Doubles - Main |
| 1/8-finals | Van der Duim A./Westerhof B. | Ghem A./Groen S. | 2:0 (7:61, 6:4) | details | 08.07.2013 |
Slovenia: Portoroz - Doubles - Main |
| Quarter-finals | Draganja M./Pavic M. | Ghem A./Groen S. | 2:0 (6:1, 6:4) | details | 04.07.2013 |
| 1/8-finals | Ghem A./Groen S. | Korolev E./Kudryavtsev A. | 2:0 (6:3, 6:2) | details | 03.07.2013 |
South Africa: Johannesburg - Doubles - Main |
| Quarter-finals | Groen S./Lacko L. | Przysiezny M./Zivkovic D. | 0:2 (1:6, 4:6) | details | 01.05.2013 |
| 1/8-finals | Burquier G./Konecny M. | Groen S./Lacko L. | 0:2 (4:6, 64:7) | details | 29.04.2013 |
France: Saint Brieuc - Doubles - Main |
| Quarter-finals | Brown D./Junaid R. | Desein N./Groen S. | 2:1 (65:7, 6:3, 11:9) | details | 03.04.2013 |
| 1/8-finals | Desein N./Groen S. | Mertl J./Navarro I. | WO. | details | 03.04.2013 |
Italy: Bergamo - Doubles - Main |
| Quarter-finals | Beck K./Martin A. | Groen S./Vinciguerra A. | 2:0 (6:1, 6:4) | details | 07.02.2013 |
| 1/8-finals | Groen S./Vinciguerra A. | Fischer M./Oswald P. | 2:1 (1:6, 6:3, 11:9) | details | 06.02.2013 |
Luxembourg: Petange - Doubles - Main |
| 1/8-finals | Bozoljac I./Groen S. | Authom M./Bossel A. | 0:2 (1:6, 3:6) | details | 10.09.2012 |
Germany: Oberstaufen - Doubles - Main |
| 1/8-finals | Groen S./Zelch M. | Daescu A./Mergea F. | 0:2 (3:6, 5:7) | details | 23.07.2012 |
Uzbekistan: Tashkent - Doubles - Main |
| Quarter-finals | Inoyatov M./Krotiouk S. | Dustov F./Groen S. | 2:0 (6:4, 7:65) | details | 21.09.2011 |
| 1/8-finals | Dustov F./Groen S. | De Voest R./Huey T. | WO. | details | 20.09.2011 |
Hong Kong: Hong Kong - Doubles - Main |
| Quarter-finals | Chela J. I./Massu N. | Groen S./Safin M. | 0:0 WO. | details | 26.09.2002 |
| 1/8-finals | Groen S./Safin M. | Leach R./MacPherson D. | 2:0 (6:4, 6:4) | details | 23.09.2002 |
Uzbekistan: Tashkent - Doubles - Main |
| Quarter-finals | Aspelin S./Olhovskiy A. | Groen S./Waske A. | 2:0 (6:1, 6:2) | details | 12.09.2002 |
| 1/8-finals | Groen S./Waske A. | Pless K./Srichaphan P. | 2:1 (6:7, 7:5, 6:3) | details | 10.09.2002 |
Poland: Sopot - Doubles - Main |
| 1/8-finals | Schukin Y./Voltchkov V. | Groen S./Rosner P. | 2:0 (6:1, 6:3) | details | 22.07.2002 |
Netherlands: Hertogenbosch - Doubles - Main |
| 1/8-finals | Adams D./Olhovskiy A. | Groen S./Sluiter R. | 2:0 (6:1, 6:3) | details | 18.06.2002 |
United Arab Emirates: Dubai - Doubles - Main |
| 1/8-finals | Federer R./Mirnyi M. | Groen S./Ivanisevic G. | 1:0 (6:3, 2:3) | details | 26.02.2002 |
India: Chennai - Doubles - Main |
| 1/8-finals | Cermak F./Luxa P. | Coetzee J./Groen S. | 2:1 (6:4, 6:7, 6:1) | details | 31.12.2001 |
Japan: Tokyo - Doubles - Main |
| Quarter-finals | Leach R./MacPherson D. | Groen S./Perry T. | 2:0 (7:5, 7:6) | details | 05.10.2001 |
| 1/8-finals | Groen S./Perry T. | Taino E./Thomas J. | 2:1 (6:4, 3:6, 6:3) | details | 04.10.2001 |
| 1/16-finals | Groen S./Perry T. | Ishii Y./Terachi T. | 2:0 (7:5, 7:6) | details | 01.10.2001 |
Hong Kong: Hong Kong - Doubles - Main |
| 1/8-finals | Aspelin S./Kratzmann A. | Gimelstob J./Groen S. | 2:0 (6:3, 6:1) | details | 25.09.2001 |
Uzbekistan: Tashkent - Doubles - Main |
| 1/8-finals | Golovanov D./Kafelnikov Y. | Groen S./Kutsenko V. | 2:1 (6:7, 6:4, 6:2) | details | 11.09.2001 |
Poland: Sopot - Doubles - Main |
| Quarter-finals | Portas A./Robredo T. | Cermak F./Groen S. | 2:1 (3:6, 6:3, 6:4) | details | 25.07.2001 |
| 1/8-finals | Cermak F./Groen S. | Kerr J./Silcock G. | 2:0 (6:4, 6:3) | details | 24.07.2001 |
Germany: Stuttgart - Doubles - Main |
| 1/16-finals | Aspelin S./Kratzmann A. | Groen S./Kohlmann M. | 2:0 (6:3, 6:4) | details | 17.07.2001 |
Sweden: Bastad - Doubles - Main |
| 1/8-finals | Kilderry P./Kohlmann M. | Gaudenzi A./Groen S. | 2:0 (6:1, 6:1) | details | 09.07.2001 |
United Kingdom: Wimbledon - Doubles - Qualification |
| Semi-finals | Kim K./Weiner G. | Groen S./Waske A. | 2:0 (7:6, 6:3) | details | 18.06.2001 |
Germany: Halle - Doubles - Main |
| 1/8-finals | Kohlmann M./Pavel A. | Groen S./Kitinov A. | 2:0 (7:5, 7:6) | details | 11.06.2001 |
France: French Open - Doubles - Main |
| 1/32-finals | Barnard M./Olhovskiy A. | Groen S./Luxa P. | 2:0 (6:1, 6:2) | details | 31.05.2001 |