| WTA - Beijing | 10/02 09:30 | 25 | [14] Petra Kvitova v Liudmila Samsonova [22] | 4-6,5-7 | |
| WTA - Beijing | 10/01 13:05 | 24 | [14] Petra Kvitova v Xiyu Wang [58] | 6-7,7-5,6-3 | |
| WTA - Ningbo | 09/28 12:00 | 27 | [85] Diana Shnaider v Petra Kvitova [14] | 6-1,4-6,6-3 | |
| WTA - Ningbo | 09/27 02:00 | 26 | Yulia Putintseva v Petra Kvitova | Walkover | |
| WTA - Ningbo | 09/25 13:25 | 25 | [112] Anna-Lena Friedsam v Petra Kvitova [14] | 6-7,1-6 | |
| US Open - Kvinder | 08/31 01:15 | 24 | Petra Kvitova v Caroline Wozniacki | 5-7,6-7 | |
| US Open - Kvinder | 08/28 23:25 | 23 | [11] Petra Kvitova v Cristina Bucsa [65] | 6-1,7-6 | |
| WTA - Cincinnati | 08/16 20:25 | 25 | [9] Petra Kvitova v Linda Noskova [50] | 6-3,2-6,4-6 | |
| WTA - Cincinnati | 08/15 15:00 | 24 | [9] Petra Kvitova v Anna Blinkova [37] | 7-6,6-0 | |
| WTA - Montreal | 08/11 16:00 | 26 | [9] Petra Kvitova v Belinda Bencic [13] | 7-6,3-6,1-6 | |
| WTA - Montreal | 08/10 02:45 | 25 | [9] Petra Kvitova v Camila Giorgi [51] | 6-2,5-7,6-0 | |
| Wimbledon - Kvinder | 07/10 15:20 | 26 | [6] Ons Jabeur v Petra Kvitova [9] | 6-0,6-3 | |
| Wimbledon - Kvinder | 07/08 10:00 | 25 | [225] Natalija Stevanovic v Petra Kvitova [9] | 3-6,5-7 | |
| Wimbledon - Kvinder | 07/07 10:00 | 24 | [69] Aliaksandra Sasnovich v Petra Kvitova [9] | 2-6,2-6 | |
| Wimbledon - Kvinder | 07/05 19:00 | 23 | [44] Jasmine Paolini v Petra Kvitova [9] | 4-6,7-6,1-6 | |
| WTA - Eastbourne | 06/27 11:30 | 25 | Petra Kvitova v Jelena Ostapenko | Cancelled | |
| WTA - Berlin | 06/25 13:30 | 29 | [9] Petra Kvitova v Donna Vekic [23] | 6-2,7-6 | |
| WTA - Berlin | 06/24 15:35 | 28 | [22] Ekaterina Alexandrova v Petra Kvitova [9] | 3-6,4-6 | |
| WTA - Berlin | 06/24 10:20 | 27 | [4] Caroline Garcia v Petra Kvitova [9] | 4-6,6-7 | |
| WTA - Berlin | 06/21 15:30 | 26 | [86] Nadia Podoroska v Petra Kvitova [9] | 1-6,1-6 | |
| WTA - Berlin | 06/19 13:00 | 25 | [18] Karolina Pliskova v Petra Kvitova [9] | 3-6,4-6 | |
| French Open - Kvinder | 05/29 17:45 | 23 | [10] Petra Kvitova v Elisabetta Cocciaretto [44] | 3-6,4-6 | |
| WTA - Madrid | 04/27 09:00 | 24 | [67] Jule Niemeier v Petra Kvitova [10] | 7-6,6-1 | |
| WTA - Stuttgart | 04/17 08:00 | 25 | Petra Kvitova v Anastasia Potapova | Cancelled | |
| WTA - Miami | 04/01 19:00 | 29 | [7] Elena Rybakina v Petra Kvitova [12] | 6-7,2-6 | |
| WTA - Miami | 03/31 19:40 | 28 | [12] Petra Kvitova v Sorana Cirstea [74] | 7-5,6-4 | |
| WTA - Miami | 03/30 19:15 | 27 | [18] Ekaterina Alexandrova v Petra Kvitova [12] | 4-6,6-3,3-6 | |
| WTA - Miami | 03/27 20:25 | 26 | [12] Petra Kvitova v Varvara Gracheva [54] | 7-5,7-6 | |
| WTA - Miami | 03/26 19:15 | 25 | [12] Petra Kvitova v Donna Vekic [20] | 6-4,7-6 | |
| WTA - Miami | 03/24 21:10 | 24 | [12] Petra Kvitova v Linda Noskova [51] | 6-3,6-0 |
Petra Zhul Kvitová (født 8. marts 1990 i Bílovec, Tjekkoslovakiet) er en professionel tennisspiller fra Tjekkiet. Hun opnåede sit hidtil bedste resultat, da hun vandt damesinglerækken i Wimbledon 2011 med finalesejr over Marija Sharapova.