| WTA Beijing | 09/28 07:45 | 24 | [52] Polona Hercog v Julia Goerges [25] | 6-7,7-6,6-4 | |
| WTA Wuhan | 09/23 11:55 | 25 | [7] Petra Kvitova v Polona Hercog [52] | 7-6,6-3 | |
| WTA Wuhan | 09/22 03:00 | 24 | [78] Jessica Pegula v Polona Hercog [51] | 0-6,1-6 | |
| WTA Seoul | 09/17 03:00 | 25 | [51] Polona Hercog v Ana Bogdan [143] | 3-6,6-3,1-6 | |
| WTA Zhengzhou | 09/13 03:00 | 26 | [2] Karolina Pliskova v Polona Hercog [53] | 6-3,7-5 | |
| WTA Zhengzhou | 09/10 06:15 | 25 | Polona Hercog v Meiling Wang | 6-3,6-4 | |
| US Open Women | 08/27 18:05 | 23 | [35] Danielle Collins v Polona Hercog [57] | 6-3,4-6,6-4 | |
| WTA New York | 08/19 17:50 | 25 | [56] Polona Hercog v Aliaksandra Sasnovich [45] | 3-6,2-6 | |
| WTA Cincinnati | 08/10 17:40 | 45 | Polona Hercog v Viktorija Golubic | Cancelled | |
| WTA Toronto | 08/05 17:40 | 24 | [54] Polona Hercog v Julia Goerges [25] | 3-6,6-1,6-7 | |
| WTA Toronto | 08/04 17:50 | 45 | [53] Polona Hercog v Andrea Petkovic [77] | 6-4,6-3 | |
| WTA Toronto | 08/03 17:35 | 44 | [53] Polona Hercog v Allie Kiick [130] | 6-3,6-0 | |
| Wimbledon Women | 07/05 16:15 | 25 | [60] Polona Hercog v Cori Gauff [313] | 6-3,6-7,5-7 | |
| Wimbledon Women | 07/03 18:20 | 24 | [16] Madison Keys v Polona Hercog [60] | 2-6,4-6 | |
| Wimbledon Women | 07/01 10:00 | 23 | [60] Polona Hercog v Viktoria Kuzmova [47] | 4-6,7-6,7-5 | |
| WTA Eastbourne | 06/26 13:45 | 26 | [60] Polona Hercog v Simona Halep [7] | 1-6,6-4,3-6 | |
| WTA Eastbourne | 06/25 15:10 | 25 | [82] Pauline Parmentier v Polona Hercog [60] | 6-2,2-6,6-7 | |
| WTA Eastbourne | 06/24 17:05 | 24 | [60] Polona Hercog v Barbora Strycova [50] | Retired | |
| WTA Eastbourne | 06/22 10:00 | 64 | [61] Polona Hercog v Pauline Parmentier [81] | 4-6,6-1,6-4 | |
| WTA Eastbourne | 06/21 11:10 | 45 | [61] Polona Hercog v Jil Teichmann [94] | 7-5,6-4 | |
| WTA Hertogenbosch | 06/13 14:45 | 26 | [62] Polona Hercog v Alison Riske [61] | 4-6,6-7 | |
| WTA Hertogenbosch | 06/11 10:35 | 25 | [112] Christina McHale v Polona Hercog [62] | 4-6,4-6 | |
| WTA Hertogenbosch | 06/11 09:00 | 25 | Petra Martic v Polona Hercog | Cancelled | |
| French Open Women | 05/31 15:15 | 25 | [7] Sloane Stephens v Polona Hercog [71] | 6-3,5-7,6-4 | |
| French Open Women | 05/29 09:00 | 24 | [80] Jennifer Brady v Polona Hercog [71] | 3-6,7-6,4-6 | |
| French Open Women | 05/26 17:25 | 23 | [71] Polona Hercog v Aliaksandra Sasnovich [34] | 4-6,6-2,8-6 | |
| WTA Rome | 05/13 16:00 | 24 | [14] Madison Keys v Polona Hercog [71] | 6-4,7-6 | |
| WTA Rome | 05/12 09:00 | 46 | [70] Polona Hercog v Viktorija Golubic [77] | 7-5,4-6,6-4 | |
| WTA Rome | 05/11 08:00 | 45 | [56] Yafan Wang v Polona Hercog [70] | 2-6,4-6 | |
| WTA Madrid | 05/05 12:50 | 24 | [8] Sloane Stephens v Polona Hercog [71] | 6-2,7-6 |
Wikipedia - Polona Hercog
Polona Hercog (Slovene pronunciation: [pɔˈlóːna ˈxèːɾtsɔk], born 20 January 1991) is a Slovenian professional tennis player. Her career-high WTA rankings are 35 in singles and 56 in doubles. She has won five titles on the WTA Tour, three in singles and two in doubles. Hercog also has had success on the ITF Women's Circuit, winning 19 singles and five doubles titles.
Partnering with Jessica Moore, she won the French Open and Wimbledon Championships junior titles in the doubles competition in 2008.