| WTA Warszawa | 07/24 09:00 | 25 | [125] Nao Hibino v Yanina Wickmayer [109] | 2-6,4-6 | |
| Wimbledon - Kvinner | 07/05 17:55 | 23 | [112] Yanina Wickmayer v Anna Blinkova [40] | 2-6,6-4,3-6 | |
| Wimbledon - Kvinner | 06/29 13:00 | 19 | [154] Laura Siegemund v Yanina Wickmayer [111] | 4-6,7-5,3-6 | |
| Wimbledon - Kvinner | 06/28 17:05 | 15 | [161] Elena Gabriela Ruse v Yanina Wickmayer [111] | 6-4,3-6,3-6 | |
| Wimbledon - Kvinner | 06/27 12:20 | 14 | [194] Arianne Hartono v Yanina Wickmayer [111] | 4-6,3-6 | |
| WTA Gaiba | 06/23 10:30 | 27 | [66] Tatjana Maria v Yanina Wickmayer [117] | 6-3,7-5 | |
| WTA Gaiba | 06/21 12:20 | 26 | [127] Sofia Kenin v Yanina Wickmayer [117] | 6-3,4-6,5-7 | |
| WTA Gaiba | 06/20 09:30 | 25 | [180] Priscilla Hon v Yanina Wickmayer [117] | 5-7,4-6 | |
| ITF W100 Surbiton | 06/11 10:00 | 29 | [162] Katie Swan v Yanina Wickmayer [140] | 6-2,4-6,6-7 | |
| ITF W100 Surbiton | 06/10 11:15 | 28 | [140] Yanina Wickmayer v Katie Boulter [125] | 6-3,6-2 | |
| ITF W100 Surbiton | 06/09 10:00 | 27 | [140] Yanina Wickmayer v Daria Snigur [164] | 6-4,4-6,7-6 | |
| ITF W100 Surbiton | 06/08 10:00 | 26 | [119] Elizabeth Mandlik v Yanina Wickmayer [140] | 2-6,1-6 | |
| ITF W100 Surbiton | 06/07 09:55 | 25 | [304] Naiktha Bains v Yanina Wickmayer [140] | 3-6,4-6 | |
| ITF W100 Surbiton | 06/05 10:00 | 54 | [140] Yanina Wickmayer v Emily Appleton [427] | 6-4,6-3 | |
| ITF W100 Surbiton | 06/04 11:20 | 54 | [140] Yanina Wickmayer v Alexandra Osborne [288] | Retired | |
| French Open - Kvinner | 05/24 16:10 | 15 | [140] Yanina Wickmayer v Olga Danilovic [104] | 3-6,2-6 | |
| French Open - Kvinner | 05/23 16:45 | 14 | [172] Ana Konjuh v Yanina Wickmayer [140] | 3-6,0-6 | |
| ITF W100 Trnava | 05/14 09:30 | 29 | [136] Greet Minnen v Yanina Wickmayer [191] | 0-6,3-6 | |
| ITF W100 Trnava | 05/13 10:45 | 28 | [201] Chloe Paquet v Yanina Wickmayer [191] | 2-6,6-4,4-6 | |
| ITF W100 Trnava | 05/12 09:00 | 27 | [191] Yanina Wickmayer v Viktorija Golubic [115] | Retired | |
| ITF W100 Trnava | 05/11 09:00 | 26 | [191] Yanina Wickmayer v Kristina Kucova [362] | Retired | |
| ITF W100 Trnava | 05/10 13:35 | 25 | [191] Yanina Wickmayer v Conny Perrin [385] | 6-1,5-7,6-4 | |
| ITF W100 Wiesbaden | 05/04 12:40 | 26 | [188] Yanina Wickmayer v Simona Waltert [133] | 6-1,3-6,6-7 | |
| ITF W100 Wiesbaden | 05/03 09:00 | 25 | [446] Ksenia Laskutova v Yanina Wickmayer [188] | 4-6,2-6 | |
| Billie Jean King Cup | 04/15 23:45 | 4 | Rebecca Marino v Yanina Wickmayer | Cancelled | |
| Billie Jean King Cup | 04/14 23:00 | 14 | [50] Leylah Fernandez v Yanina Wickmayer [190] | 6-0,6-3 | |
| ITF W60 Croissy-Beaubourg | 03/31 11:30 | 28 | [132] Jodie Anna Burrage v Yanina Wickmayer [211] | 5-7,6-3,6-3 | |
| ITF W60 Croissy-Beaubourg | 03/30 11:30 | 27 | [201] Lesley Pattinama Kerkhove v Yanina Wickmayer [211] | 2-6,3-6 | |
| ITF W60 Croissy-Beaubourg | 03/29 11:00 | 26 | [211] Yanina Wickmayer v Audrey Albie [231] | 6-1,6-3 | |
| ITF W60 Croissy-Beaubourg | 03/28 11:30 | 25 | [211] Yanina Wickmayer v Eden Silva [299] | 6-1,6-3 |