| WTA Wuhan WD | 10/11 07:00 | 28 | Mihalikova/Nicholls v Hunter/Siniakova | 3-6,0-6 | |
| WTA Wuhan WD | 10/10 08:05 | 27 | Mihalikova/Nicholls v Noskova/Sramkova | 7-5,2-6,10-5 | |
| WTA Wuhan WD | 10/08 06:55 | 26 | Kichenok/Perez v Mihalikova/Nicholls | 5-7,6-2,5-10 | |
| WTA Wuhan WD | 10/07 07:30 | 25 | Mihalikova/Nicholls v Joint/Mboko | 6-4,6-4 | |
| WTA Beijing WD | 10/03 05:00 | 27 | Mihalikova/Nicholls v Hsieh/Ostapenko | 4-6,3-6 | |
| WTA Beijing WD | 09/29 03:00 | 26 | Mihalikova/Nicholls v Eikeri/Olmos | 6-0,6-4 | |
| WTA Beijing WD | 09/26 03:00 | 25 | Andreeva/Shnaider v Mihalikova/Nicholls | 1-6,5-7 | |
| WTA Seoul WD | 09/19 08:25 | 27 | O'Hare/Salisbury v Mihalikova/Nicholls | 6-7,6-1,10-8 | |
| WTA Seoul WD | 09/18 05:00 | 26 | Khromacheva/Krueger v Mihalikova/Nicholls | 5-7,6-7 | |
| US Open WD | 08/29 21:30 | 24 | Osorio/Yuan v Mihalikova/Nicholls | 6-2,4-6,6-4 | |
| WTA Cincinnati WD | 08/09 15:00 | 25 | Linette/Tauson v Mihalikova/Nicholls | 4-6,6-2,10-7 | |
| WTA Montreal WD | 07/31 18:40 | 25 | Krejcikova/Ostapenko v Mihalikova/Nicholls | 6-3,7-6 | |
| WTA Washington WD | 07/21 20:40 | 26 | Raducanu/Rybakina v Mihalikova/Nicholls | 2-6,7-6,11-9 | |
| Wimbledon Women WD | 07/03 13:40 | 24 | Mihalikova/Nicholls v Rakhimova/Siskova | 4-6,1-6 | |
| WTA Bad Homburg WD | 06/24 13:10 | 26 | Mihalikova/Nicholls v Babos/Stefani | 3-6,6-7 | |
| WTA Berlin WD | 06/22 12:30 | 29 | Errani/Paolini v Mihalikova/Nicholls | 6-4,2-6,6-10 | |
| WTA Berlin WD | 06/21 14:00 | 28 | Muhammad/Schuurs v Mihalikova/Nicholls | 2-6,3-6 | |
| WTA Berlin WD | 06/20 09:30 | 27 | Mihalikova/Nicholls v Kichenok/Routliffe | 6-4,6-0 | |
| WTA Berlin WD | 06/16 14:05 | 26 | Jiang/Wu v Mihalikova/Nicholls | 2-6,5-7 | |
| WTA Queens WD | 06/11 11:00 | 26 | Mihalikova/Nicholls v Perez/Zhang | 6-7,6-7 | |
| French Open Women WD | 06/01 11:50 | 26 | VCU Women v Mihalikova/Nicholls | 6-7,7-6,6-0 | |
| French Open Women WD | 05/30 12:15 | 25 | Fernandez/Putintseva v Mihalikova/Nicholls | 4-6,6-0,4-6 | |
| French Open Women WD | 05/27 15:55 | 24 | Noskova/Tauson v Mihalikova/Nicholls | 3-6,6-4,6-7 | |
| WTA Strasbourg WD | 05/20 11:00 | 26 | Dolehide/Stollar v Mihalikova/Nicholls | 7-6,7-6 | |
| WTA Paris WD | 05/17 09:30 | 29 | Mihalikova/Nicholls v Khromacheva/Stollar | 6-4,6-7,5-10 | |
| WTA Paris WD | 05/16 09:00 | 28 | Krawczyk/Melichar-Martinez v Mihalikova/Nicholls | Walkover | |
| WTA Paris WD | 05/15 09:00 | 27 | Mihalikova/Nicholls v Kato/Sutjiadi | 6-1,6-4 | |
| WTA Rome WD | 05/09 10:30 | 25 | Mihalikova/Nicholls v Hsieh/Ostapenko | 1-6,2-6 | |
| WTA Vic WD | 04/30 13:30 | 27 | Andreescu/Sutjiadi v Mihalikova/Nicholls | 6-1,6-3 | |
| WTA Madrid WD | 04/25 18:15 | 25 | Hsieh/Ostapenko v Mihalikova/Nicholls | 6-2,6-2 |