Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| ITF W25 Nonthaburi | 2019/05/28 05:30 | Lorraine M. Guillermo v Chompoothip Jandakate | 4-6,5-7 |
| ITF W25 Nonthaburi | 2019/05/27 04:30 | Lorraine M. Guillermo v Apichaya Runglerdkriangkrai | 6-0,6-1 |
| ITF W25 Nonthaburi | 2019/05/21 07:45 | Peangtarn Plipuech v Lorraine M. Guillermo | 7-6,4-6,6-3 |
| ITF W80 Charlottesville | 2019/04/24 14:00 | Emily Fanning v Lorraine M. Guillermo | 1-6,7-5,7-6 |
| ITF W25 Pelham | 2019/04/09 21:30 | Michaela Honcova v Lorraine M. Guillermo | 7-6,6-3 |
| ITF W25 Pelham | 2019/04/08 20:00 | Lorraine M. Guillermo v Ksenia Laskutova | 6-2,6-0 |
| ITF W25 Jackson | 2019/04/02 18:45 | Zuzana Zlochova v Lorraine M. Guillermo | 6-3,6-4 |
| ITF W15 Arcadia | 2019/03/14 16:00 | Elizabeth Mandlik v Lorraine M. Guillermo | 6-4,6-3 |
| ITF W25 Incheon | 2019/05/29 01:00 | Emily Fanning v Olivia Tjandramulia | 7-5,6-3 |
| ITF W25 Goyang | 2019/05/23 03:30 | Eunhye Lee v Olivia Tjandramulia | 6-3,7-6 |
| ITF W25 Goyang | 2019/05/22 03:45 | Olivia Tjandramulia v Su Jeong Jang | 6-3,6-3 |
| ITF W25 Changwon | 2019/05/16 03:10 | Olivia Tjandramulia v Leonie Kung | 4-6,4-6 |
| ITF W25 Changwon | 2019/05/14 03:25 | Olivia Tjandramulia v Ji-Hee Choi | 6-2,6-2 |
| ITF W60 Fukuoka | 2019/05/06 03:05 | Olivia Tjandramulia v Himeno Sakatsume | 6-3,3-6,6-10 |
| ITF W80 Gifu | 2019/04/29 01:00 | Olivia Tjandramulia v Haruka Kaji | 4-6,1-6 |
| WTA Anning | 2019/04/20 03:55 | Olivia Tjandramulia v Alison Bai | 1-6,6-1,5-7 |