Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| Rancho Santa Fe, Ca, Singles W-ITF-USA-05A | 2019/02/23 22:20 | Usue Maitane Arconada v Ahn, Kristie | 1-6,1-6 |
| ITF W60 Berkeley | 2019/07/17 20:00 | Khazaniuk, Deniz v Usue Maitane Arconada | 3-6,4-6 |
| Honolulu, Simples W-ITF-USA-20A | 2019/07/14 22:00 | Usue Maitane Arconada v Gibbs, Nicole | 6-0,6-2 |
| Honolulu, Simples W-ITF-USA-20A | 2019/07/14 00:00 | Jamie Loeb v Usue Maitane Arconada | 2-6,4-6 |
| Honolulu, Simples W-ITF-USA-20A | 2019/07/12 20:00 | Hibi, Mayo v Usue Maitane Arconada | 3-6,3-6 |
| Honolulu, Simples W-ITF-USA-20A | 2019/07/11 20:00 | Maegan Manasse v Usue Maitane Arconada | 6-2,2-6,2-6 |
| Honolulu, Simples W-ITF-USA-20A | 2019/07/10 23:30 | Hailey Baptiste v Usue Maitane Arconada | 3-6,2-6 |
| Denver, Singles Qualifying W-ITF-USA-28A | 2019/06/23 15:00 | Usue Maitane Arconada v Glatch, Alexa | 6-4,2-6,6-3 |
| Denver, Singles Qualifying W-ITF-USA-28A | 2019/06/23 10:00 | Usue Maitane Arconada v Glatch, Alexa | 6-4,2-6,6-3 |
| ITF W60 Berkeley | 2019/07/17 20:35 | Moore, Tara v Ahn, Kristie | 3-6,3-6 |
| Wimbledon Women | 2019/07/01 13:30 | Ahn, Kristie v Anastasija Sevastova | 3-6,4-6 |
| Wimbledon Women | 2019/06/27 12:15 | Lauren Davis v Ahn, Kristie | 4-6,5-7 |
| Wimbledon Women | 2019/06/26 13:00 | Ahn, Kristie v Tamara Korpatsch | 6-2,6-0 |
| Wimbledon Women | 2019/06/25 10:30 | Broady, Naomi v Ahn, Kristie | 6-7,6-7 |
| ITF W100 Ilkley | 2019/06/18 11:50 | Ahn, Kristie v Lesley Pattinama Kerkhove | 4-6,2-6 |
| ITF W100 Ilkley | 2019/06/17 15:25 | Ahn, Kristie v Perez, Ellen | 6-4,6-4 |
| Manchester, Singles W-ITF-GBR-06A | 2019/06/12 11:10 | Ahn, Kristie v Robin Anderson | 6-7,1-6 |