| ITF W60 - Oeiras | 04/16 12:00 | 26 | Polona Hercog v Alexandra Dulgheru | 6-4,1-6,6-4 | |
| ITF W60 - Oeiras | 04/15 13:05 | 25 | Polona Hercog v Ekaterine Gorgodze | Walkover | |
| WTA Dubai | 03/08 09:30 | 24 | [77] Misaki Doi v Polona Hercog [57] | 6-2,4-6,6-3 | |
| Australian Open - Damer | 02/08 00:00 | 23 | [51] Polona Hercog v Caroline Garcia [43] | 6-7,3-6 | |
| WTA Gippsland Trophy | 02/02 01:55 | 25 | [71] Daria Kasatkina v Polona Hercog [49] | 6-4,6-3 | |
| WTA Gippsland Trophy | 01/31 03:10 | 24 | [125] Margarita Gasparyan v Polona Hercog [49] | 6-2,3-6,3-6 | |
| WTA - Abu Dhabi | 01/07 07:15 | 24 | [10] Aryna Sabalenka v Polona Hercog [49] | 7-6,6-2 | |
| ITF W100 - Dubai | 12/11 12:30 | 28 | [86] Sorana Cirstea v Polona Hercog [52] | 7-5,4-6,7-5 | |
| ITF W100 - Dubai | 12/10 06:30 | 27 | [73] Arantxa Rus v Polona Hercog [52] | 2-6,4-6 | |
| ITF W100 - Dubai | 12/09 08:10 | 26 | [103] Aliona Bolsova Zadoinov v Polona Hercog [52] | 2-6,6-7 | |
| ITF W100 - Dubai | 12/08 12:55 | 25 | [97] Viktoria Kuzmova v Polona Hercog [52] | 5-7,3-6 | |
| Franska öppna - Damer | 10/01 11:15 | 24 | [47] Polona Hercog v Leylah Fernandez [100] | 4-6,6-3,1-6 | |
| Franska öppna - Damer | 09/28 18:35 | 23 | [305] Diane Parry v Polona Hercog [47] | 4-6,2-6 | |
| WTA Strasbourg | 09/21 09:35 | 25 | [50] Polona Hercog v Alize Cornet [51] | 3-6,4-6 | |
| WTA Rom | 09/18 18:50 | 26 | [50] Polona Hercog v Marketa Vondrousova [19] | 6-1,1-6,6-7 | |
| WTA Rom | 09/17 16:45 | 25 | [8] Kiki Bertens v Polona Hercog [50] | 4-6,4-6 | |
| WTA Rom | 09/15 11:50 | 24 | [102] Kaja Juvan v Polona Hercog [50] | 6-4,4-6,1-6 | |
| WTA Istanbul | 09/11 13:20 | 27 | [49] Polona Hercog v Paula Badosa [94] | 6-4,3-6,4-6 | |
| WTA Istanbul | 09/10 10:00 | 26 | [49] Polona Hercog v Jasmine Paolini [97] | 7-5,6-4 | |
| WTA Istanbul | 09/08 16:00 | 25 | [49] Polona Hercog v Berfu Cengiz [387] | 6-2,6-3 | |
| WTA Prag | 08/11 11:35 | 25 | [2] Simona Halep v Polona Hercog [46] | 6-1,1-6,7-6 | |
| WTA Palermo | 08/03 16:05 | 25 | [45] Polona Hercog v Elisabetta Cocciaretto [156] | 6-7,3-6 | |
| WTA Doha | 02/23 15:25 | 24 | [48] Alison Van Uytvanck v Polona Hercog [43] | 6-2,6-2 | |
| WTA Dubai | 02/17 06:30 | 46 | [38] Kristina Mladenovic v Polona Hercog [43] | 6-3,6-1 | |
| WTA Dubai | 02/16 07:55 | 45 | [187] Xinyun Han v Polona Hercog [43] | 2-6,4-6 | |
| WTA Dubai | 02/15 09:35 | 44 | [210] Xiaodi You v Polona Hercog [43] | 3-6,3-6 | |
| Australian Open - Damer | 01/22 02:00 | 24 | [1] Ashleigh Barty v Polona Hercog [48] | 6-1,6-4 | |
| Australian Open - Damer | 01/21 00:00 | 23 | [48] Polona Hercog v Rebecca Peterson [44] | 6-3,6-3 | |
| WTA Moskva | 10/16 08:00 | 26 | [49] Polona Hercog v Belinda Bencic [10] | 6-1,3-6,4-6 | |
| WTA Moskva | 10/15 11:20 | 25 | [49] Polona Hercog v Katerina Siniakova [60] | 6-4,6-2 |
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.