French Open MD 06/03 10:35 26 카발 J S / 파라 R v Koolhof W / Sitak A 3-6,6-4,6-3
French Open MD 05/31 10:45 25 Koolhof W / Sitak A v Dodig I / Ram R 5-7,7-5,6-4
French Open MD 05/29 15:30 24 베게만 A / 산치스 A v Koolhof W / Sitak A 7-6,2-6,4-6
ATP Geneva MD 05/22 10:00 26 Lipsky S / Marrero D v Koolhof W / Sitak A 7-6,4-6,10-7
Challenger Bordeaux MD 05/14 10:15 26 Koolhof W / Sitak A v 알보트 라 / 코즐로브 스 5-7,1-6
ATP Estoril MD 05/06 12:00 29 Koolhof W / Sitak A v 에드문드 킬 / 노리에 카 4-6,2-6
ATP Estoril MD 05/05 12:00 28 Eysseric J / Salisbury J v Koolhof W / Sitak A 5-7,3-6
ATP Estoril MD 05/03 13:45 27 Koolhof W / Sitak A v 엘리아스 G / 소우사 P 7-6,4-6,10-8
ATP Estoril MD 05/02 11:00 26 Lopez M / Marrero D v Koolhof W / Sitak A 7-6,4-6,3-10
Budapest, Hungary, Doubles 04/26 09:00 27 Koolhof W / Sitak A v Matkowski M / Monroe N 3-6,4-6
Budapest, Hungary, Doubles 04/25 09:00 26 Mektic N / Peya A v Koolhof W / Sitak A 5-7,7-6,7-10
ATP Marrakech MD 04/11 16:50 26 Koolhof W / Sitak A v Sharan D / Struff J 6-7,3-6
Challenger Alicante MD 04/06 14:45 29 Koolhof W / Sitak A v Andreozzi G / Behar A 6-3,6-2
Challenger Alicante MD 04/05 09:30 28 Koolhof W / Sitak A v Martinez / Vega 5-7,6-4,10-5
Challenger Alicante MD 04/04 13:00 27 Koolhof W / Sitak A v 아르나볼디 안 / 지아네시 알 Walkover
Challenger Alicante MD 04/02 12:35 26 Koolhof W / Sitak A v Cervantes I / Marrero D 6-4,6-1
Irving, USA, Doubles 03/16 23:10 28 Petzschner P / Peya A v Koolhof W / Sitak A 6-4,7-5
Irving, USA, Doubles 03/15 22:25 27 Koolhof W / Sitak A v Krajicek/Lacko 6-1,6-4
Irving, USA, Doubles 03/14 19:00 26 Inglot/Skupski v Koolhof W / Sitak A 6-3,1-6,6-10
Sao Paulo, Brazil, Doubles 03/04 17:20 29 Koolhof W / Sitak A v Delbonis F / Gonzalez M 4-6,2-6
Sao Paulo, Brazil, Doubles 03/03 20:00 28 Berlocq C / Kicker N v Koolhof W / Sitak A 3-6,3-6
Sao Paulo, Brazil, Doubles 02/28 20:45 27 Koolhof W / Sitak A v 칼발레스 바에나 로 / 가르시아-로페즈 구 7-5,6-4
Sao Paulo, Brazil, Doubles 02/27 23:10 26 Koolhof W / Sitak A v Arends/Begemann 6-4,7-6
ATP Delray Beach MD 02/21 16:00 26 Koolhof W / Sitak A v Lipsky S / Sharan D 6-7,2-6
ATP New York MD 02/18 18:00 29 Koolhof W / Sitak A v Mirnyi M / Oswald P 4-6,6-4,6-10
ATP New York MD 02/18 03:05 28 Koolhof W / Sitak A v 알보트 R / 바실라시빌리 N 6-4,6-3
ATP New York MD 02/16 22:30 27 카르디 J / 마르틴 F v Koolhof W / Sitak A 4-6,6-3,6-10
ATP New York MD 02/14 18:00 26 Koolhof W / Sitak A v Nestor D / Skupski N 6-3,6-1
ATP Montpellier MD 02/08 13:45 27 Koolhof W / Sitak A v Arends S / Sancic A 6-3,4-6,5-10
ATP Montpellier MD 02/07 19:25 26 Dodig I / Ram R v Koolhof W / Sitak A 6-2,5-7,0-10