Head to Head
| UTR Pro Tennis Series California Women | 2020/07/24 16:00 | Hanna Chang v Kayla Day | 1-6,3-6 |
| US Pro Tennis Series West Coast Women | 2020/06/17 19:50 | Hanna Chang v Kayla Day | 5-7,6-4,11-9 |
| US Pro Tennis Series West Coast Women | 2020/06/12 17:55 | Hanna Chang v Kayla Day | 7-6,6-0 |
| ITF W60 Berkeley | 2019/07/17 19:00 | Kayla Day v Hanna Chang | 6-2,4-6,4-6 |