ATP Basel MD 10/24 11:00 26 Klaasen R / Venus M v Huesler M-A / Verbeek S 5-7,7-5,5-10
Shanghai, Chine, Doubles 10/12 05:00 27 Klaasen R / Venus M v Kubot L / Melo M 6-7,6-4,7-10
Shanghai, Chine, Doubles 10/11 05:00 26 Klaasen R / Venus M v Mclachlan B / Struff J-L 6-3,6-3
ATP Tokyo MD 10/07 04:00 29 Mclachlan B / Struff J-L v Klaasen R / Venus M 6-4,7-5
ATP Tokyo MD 10/06 08:50 28 Klaasen R / Venus M v Salisbury J / Uchiyama Y 4-6,7-6,18-16
ATP Tokyo MD 10/03 11:25 27 Inglot D / Skugor F v Klaasen R / Venus M 6-3,6-7,9-11
ATP Tokyo MD 10/02 06:50 26 Johnson / Schwartzm. v Klaasen R / Venus M 5-7,2-6
US Open MD 08/31 19:00 25 Klaasen R / Venus M v Gonzalez M / Jarry N 3-6,6-7
US Open MD 08/29 15:00 24 Klaasen R / Venus M v Lacko/Millman 6-2,6-2
ATP Cincinnati MD 08/16 21:50 26 Kubot L / Melo M v Klaasen R / Venus M 6-4,7-6
ATP Cincinnati MD 08/14 18:15 25 Gasquet/Mannarino v Klaasen R / Venus M 1-6,2-6
ATP Toronto MD 08/12 17:30 29 Klaasen R / Venus M v Kontinen H / Peers J 2-6,7-6,6-10
ATP Toronto MD 08/11 16:30 28 Marach O / Pavic M v Klaasen R / Venus M 6-4,6-7,3-10
ATP Toronto MD 08/10 18:35 27 Bryan M / Sock J v Klaasen R / Venus M 6-7,4-6
ATP Toronto MD 08/09 15:00 26 Klaasen R / Venus M v Kubot L / Melo M 6-3,5-7,11-9
ATP Toronto MD 08/07 20:55 25 Klaasen R / Venus M v Chung H /Johnson S Cancelled
ATP Toronto MD 08/07 20:30 25 Klaasen R / Venus M v Sitak A / Tsitsipas S 6-4,6-4
ATP Washington MD 08/04 17:35 28 Murray J / Soares B v Klaasen R / Venus M 7-5,7-6
ATP Washington MD 08/03 18:00 27 Klaasen R / Venus M v Cabal / Farah 6-7,7-6,10-6
ATP Washington MD 08/01 16:00 26 Ram R / Rojer J J v Klaasen R / Venus M 6-7,6-7
Wimbledon MD 07/14 17:00 29 Klaasen R / Venus M v Bryan M / Sock J 3-6,7-6,3-6,7-5,5-7
Wimbledon MD 07/12 12:00 28 Klaasen R / Venus M v Nielsen F / Salisbury J 7-6,3-6,6-3,6-4
Wimbledon MD 07/10 15:50 27 Klaasen R / Venus M v Murray J / Soares B 6-7,7-6,5-7,7-6,6-4
Wimbledon MD 07/09 16:15 26 Mayer L / Sousa J v Klaasen R / Venus M 3-6,6-7,7-6,7-6,3-6
Wimbledon MD 07/07 12:35 25 M Arevalo / H Podlipnik-Castilo v Klaasen R / Venus M 4-6,3-6,4-6
Wimbledon MD 07/05 15:50 24 Bolt A / Hewitt L v Klaasen R / Venus M 5-7,2-6,6-3,1-6
ATP Eastbourne MD 06/27 17:00 27 Skupski K / Skupski N v Klaasen R / Venus M 6-2,6-4
ATP Eastbourne MD 06/25 13:30 26 Jarry N / Mayer L v Klaasen R / Venus M 5-7,4-6
ATP Halle MD 06/20 15:30 26 Klaasen R / Venus M v Puetz T / Struff J-L 4-6,6-7
ATP Hertogenbosch MD 06/16 13:00 29 Inglot D / Skugor F v Klaasen R / Venus M 7-6,7-5