| 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 - Feminin | 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 | |
| French Open - Feminin | 10/01 11:15 | 24 | [47] Polona Hercog v Leylah Fernandez [100] | 4-6,6-3,1-6 | |
| French Open - Feminin | 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 - Roma | 09/18 18:50 | 26 | [50] Polona Hercog v Marketa Vondrousova [19] | 6-1,1-6,6-7 | |
| WTA - Roma | 09/17 16:45 | 25 | [8] Kiki Bertens v Polona Hercog [50] | 4-6,4-6 | |
| WTA - Roma | 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 - Praga | 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 - Feminin | 01/22 02:00 | 24 | [1] Ashleigh Barty v Polona Hercog [48] | 6-1,6-4 | |
| Australian Open - Feminin | 01/21 00:00 | 23 | [48] Polona Hercog v Rebecca Peterson [44] | 6-3,6-3 | |
| WTA - Moscova | 10/16 08:00 | 26 | [49] Polona Hercog v Belinda Bencic [10] | 6-1,3-6,4-6 | |
| WTA - Moscova | 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.