Stadium: Court 4 Round: 45 Ground: Grass
| Manchester, Singles W-ITF-GBR-06A | 2019/06/12 14:40 | Magda Linette v Ann Li | 6-3,6-3 |
| ITF W100 Surbiton | 2019/06/05 14:00 | Alison Riske v Ann Li | 6-2,6-4 |
| ITF W100 Surbiton | 2019/06/03 15:00 | Ann Li v Urszula Radwanska | 6-2,7-5 |
| ITF W100 Surbiton | 2019/06/03 11:25 | Ann Li v Broady, Naomi | 6-4,6-3 |
| ITF - W100 Bonita Springs | 2019/05/12 15:00 | Lauren Davis v Ann Li | 7-5,7-5 |
| ITF - W100 Bonita Springs | 2019/05/11 17:55 | Ann Li v Whitney Osuigwe | 0-6,7-5,6-4 |
| ITF - W100 Bonita Springs | 2019/05/10 17:05 | Sachia Vickery v Ann Li | 4-6,2-6 |
| ITF - W100 Bonita Springs | 2019/05/10 14:00 | Ann Li v Robin Anderson | 6-3,6-1 |
| ITF W60 Rome | 2019/06/12 08:00 | Zaja, Anna v Haas, Barbara | 4-6,4-6 |
| Essen, Simples W-ITF-GER-06A | 2019/05/30 16:30 | Paula Badosa v Zaja, Anna | 4-6,6-2,6-2 |
| Essen, Simples W-ITF-GER-06A | 2019/05/29 12:10 | Komardina, Anastasiya v Zaja, Anna | 5-7,1-6 |
| Essen, Simples W-ITF-GER-06A | 2019/05/28 13:05 | Zarycka, Anastatsia v Zaja, Anna | 1-6,6-4,5-7 |
| French Open Women | 2019/05/21 11:25 | Jasmine Paolini v Zaja, Anna | 6-2,6-4 |
| Wiesbaden, Simples W-ITF-GER-03A | 2019/05/02 11:25 | Dejana Radanovic v Zaja, Anna | 4-6,6-4,6-2 |
| Wiesbaden, Simples W-ITF-GER-03A | 2019/05/01 12:10 | Gerlach, Katharina v Zaja, Anna | 4-6,6-3,0-6 |
| WTA - Stuttgart | 2019/04/22 11:00 | Sara Sorribes Tormo v Zaja, Anna | 1-6,6-1,7-6 |