| WTA Lexington | 08/11 15:00 | 25 | [96] Ahn, Kristie v Anna Blinkova [61] | Retired | |
| WTA Lexington | 08/10 14:00 | 168 | [96] Ahn, Kristie v Jovic, J. [222] | 2-6,6-4,6-2 | |
| WTA Lexington | 08/09 14:00 | 45 | [96] Ahn, Kristie v Talaba, Gabriela [232] | 7-6,2-6,7-5 | |
| WTA - Indian Wells | 03/05 19:45 | 26 | [98] Ahn, Kristie v Irina-Camelia Begu [104] | 3-6,3-6 | |
| WTA - Indian Wells | 03/04 18:00 | 25 | [98] Ahn, Kristie v Usue Maitane Arconada [134] | 6-1,4-6,6-1 | |
| ITF W25 Glasgow | 02/20 09:55 | 26 | [95] Ahn, Kristie v Marie Benoit [249] | Retired | |
| ITF W25 Glasgow | 02/18 09:55 | 25 | [95] Ahn, Kristie v Dalma Galfi [250] | 6-2,6-3 | |
| WTA St. Petersburg | 02/11 14:30 | 25 | [23] Donna Vekic v Ahn, Kristie [97] | 6-4,6-1 | |
| WTA St. Petersburg | 02/09 13:35 | 64 | [97] Ahn, Kristie v Tereza Martincova [152] | 7-6,6-4 | |
| WTA St. Petersburg | 02/08 13:20 | 45 | [97] Ahn, Kristie v Valeriya Strakhova [360] | 6-2,4-6,6-3 | |
| Open d'Australie - Femmes | 01/20 02:15 | 23 | [92] Ahn, Kristie v Caroline Wozniacki [36] | 1-6,3-6 | |
| WTA - Hobart | 01/12 01:30 | 64 | [90] Sara Sorribes Tormo v Ahn, Kristie [92] | 6-4,7-5 | |
| WTA - Hobart | 01/11 02:55 | 45 | Repac, Mia v Ahn, Kristie | 2-6,2-6 | |
| WTA Auckland | 01/03 23:15 | 45 | [94] Ahn, Kristie v McNally, Caty [120] | 7-6,3-6,3-6 | |
| Tianjin, Chine | 10/08 04:35 | 25 | [154] Xiyu Wang v Ahn, Kristie [87] | 6-2,7-6 | |
| Tianjin, Chine | 10/08 03:00 | 25 | Sofia Kenin v Ahn, Kristie | Cancelled | |
| Pékin, Chine | 09/27 03:00 | 45 | [42] Magda Linette v Ahn, Kristie [88] | 6-2,6-1 | |
| WTA Seoul | 09/20 06:00 | 27 | [93] Ahn, Kristie v Ekaterina Alexandrova [39] | 7-6,4-6,4-6 | |
| WTA Seoul | 09/18 05:35 | 26 | [143] Ana Bogdan v Ahn, Kristie [93] | 6-0,4-6,6-7 | |
| WTA Seoul | 09/16 05:55 | 25 | [93] Ahn, Kristie v Bacsinszky, Timea [87] | 6-0,6-0 | |
| US Open Women | 09/02 20:35 | 26 | [141] Ahn, Kristie v Elise Mertens [26] | 1-6,1-6 | |
| US Open Women | 08/31 16:35 | 25 | [141] Ahn, Kristie v Jelena Ostapenko [77] | 6-3,7-5 | |
| US Open Women | 08/29 21:00 | 24 | [127] Anna Kalinskaya v Ahn, Kristie [141] | 2-6,3-6 | |
| US Open Women | 08/27 23:05 | 23 | [141] Ahn, Kristie v Kuznetsova, Svetlana [63] | 7-5,6-2 | |
| New York, USA | 08/21 15:00 | 26 | Muchova, Karolina v Ahn, Kristie | 6-3,6-1 | |
| New York, USA | 08/19 17:00 | 25 | [152] Ahn, Kristie v Jil Teichmann [59] | 6-3,6-4 | |
| New York, USA | 08/19 14:00 | 26 | [47] Muchova, Karolina v Ahn, Kristie [152] | Cancelled | |
| New York, USA | 08/16 16:50 | 44 | Ahn, Kristie v Whitney Osuigwe | Cancelled | |
| WTA Cincinnati | 08/10 20:30 | 45 | [138] Ahn, Kristie v Lauren Davis [67] | 6-2,6-7,2-6 | |
| WTA San Jose | 08/03 00:00 | 27 | [25] Donna Vekic v Ahn, Kristie [178] | 7-5,6-0 |