Stadium: Court 1
| ITF W25 Surprise | 2019/02/11 16:00 | Lorraine M. Guillermo v Hanna Chang | 6-3,2-6,4-10 |
| ITF Women Norman | 2018/11/13 20:25 | Hanna Chang v Lorraine M. Guillermo | 4-6,4-6 |
| ITF Women Macon Qual | 2017/10/23 21:20 | Hanna Chang v Lorraine M. Guillermo | 1-6,4-6 |
| ITF W25 Malibu | 2020/01/17 19:00 | Hanna Chang v Nadia Podoroska | 0-6,2-6 |
| ITF W25 Malibu | 2020/01/16 20:20 | Hanna Chang v Maya Pitts | 6-2,6-1 |
| ITF W25 Malibu | 2020/01/15 20:35 | Hanna Chang v Tatiana Pieri | 6-3,6-3 |
| ITF W25 Tucson | 2019/11/20 19:15 | Olivia Tjandramulia v Hanna Chang | 6-3,6-4 |
| WTA Houston | 2019/11/13 17:25 | Usue Maitane Arconada v Hanna Chang | 6-0,6-0 |
| WTA Houston | 2019/11/11 17:45 | Gabriela Ce v Hanna Chang | 2-6,6-3,3-6 |
| ITF W25 Malibu | 2019/11/06 17:00 | Hanna Chang v Jessica Failla | 6-2,4-6,4-6 |
| ITF W80 Tyler | 2019/10/28 17:40 | Hanna Chang v Amy Zhu | 6-1,3-6,7-10 |
| ITF W25 Malibu | 2020/01/14 21:00 | Lorraine M. Guillermo v Solymar Colling | 2-6,3-6 |
| ITF W25 Malibu | 2020/01/13 18:30 | Lorraine M. Guillermo v Alyssa Tobita | 6-0,6-2 |
| ITF W15 Norman | 2019/12/04 20:55 | Jessica Failla v Lorraine M. Guillermo | 6-4,6-1 |
| ITF W25 Tucson | 2019/11/22 18:00 | Madeleine Kobelt v Lorraine M. Guillermo | 7-5,1-6,6-3 |
| ITF W25 Tucson | 2019/11/19 16:30 | Lorraine M. Guillermo v Gabriella Price | 6-2,6-3 |
| ITF W25 Tucson | 2019/11/18 16:30 | Lorraine M. Guillermo v Jessica Failla | 6-2,7-6 |
| ITF W25 Malibu | 2019/11/05 19:30 | Lorraine M. Guillermo v Fernanda Contreras Gomez | 6-2,3-6,5-10 |
| ITF W25 Malibu | 2019/11/04 17:00 | Lorraine M. Guillermo v Alexa Noel | 7-5,6-3 |