Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| ITF W25 - Tucson | 2019/11/22 21:30 | Gabriela Ce v Olivia Tjandramulia | 6-4,5-7,3-10 |
| ITF W25 - Tucson | 2019/11/20 19:15 | Olivia Tjandramulia v Hanna Chang | 6-3,6-4 |
| ITF W25 Orlando | 2019/11/11 15:00 | Olivia Tjandramulia v Maria Lourdes Carle | 1-6,1-6 |
| ITF W25 - Malibu | 2019/11/07 18:25 | Jessica Failla v Olivia Tjandramulia | 6-3,6-2 |
| ITF W25 - Malibu | 2019/11/06 00:45 | Olivia Tjandramulia v Reilly Tran | 6-3,4-6,7-6 |
| ITF - W60 Toronto | 2019/10/29 13:00 | Olivia Tjandramulia v Michaela Bayerlova | 2-6,3-6 |
| ITF - W60 Toronto | 2019/10/28 16:20 | Olivia Tjandramulia v Milana Drca | 6-2,6-3 |
| ITF W25 - Dallas | 2019/10/25 16:00 | Anhelina Kalinina v Olivia Tjandramulia | 6-1,6-3 |
| ITF W25 - Tucson | 2019/11/22 22:25 | Jennifer Elie v Catherine Harrison | 3-6,3-6 |
| ITF W25 - Tucson | 2019/11/20 19:25 | Kirsten Prelle v Catherine Harrison | 1-6,5-7 |
| WTA - Houston | 2019/11/10 20:25 | Catherine Harrison v Giuliana Olmos | 4-6,3-6 |
| ITF - W60 Toronto | 2019/11/01 15:00 | Catherine Harrison v Francesca Di Lorenzo | 7-6,1-6,4-6 |
| ITF - W60 Toronto | 2019/10/31 13:55 | Catherine Harrison v Arianne Hartono | 6-4,6-1 |
| ITF - W60 Toronto | 2019/10/30 16:30 | Robin Anderson v Catherine Harrison | 6-1,6-7,5-7 |
| ITF W25 Waco | 2019/10/19 17:20 | Catherine Harrison v Leylah Annie Fernandez | 1-6,4-6 |
| ITF W25 Waco | 2019/10/18 18:40 | Catherine Harrison v Katie Swan | 4-6,7-5,6-2 |