| UTR Pro Tennis Series Miami Women | 2021/12/19 13:00 | Marsh, Ruth v Blanka Demicheli | 7-5,5-2 |
| UTR Pro Tennis Series Miami Women | 2021/12/16 19:00 | Marsh, Ruth v Katya Townsend | 5-7,1-6 |
| UTR Pro Tennis Series Miami Women | 2021/12/14 13:00 | Marsh, Ruth v Seren Agar | 4-6,1-5 |
| UTR Pro Tennis Series Miami Women | 2021/12/13 14:30 | Marsh, Ruth v Ava Todd | 1-6,6-3,6-3 |
| ITF Women Hilton Head | 2018/09/27 13:00 | Marsh, Ruth v Allura Zamarripa | 1-6,2-6 |
| ITF Women Hilton Head | 2018/09/26 13:00 | Victoria Hu v Marsh, Ruth | 4-6,3-6 |
| ITF Women Hilton Head | 2018/09/24 14:30 | Marsh, Ruth v Bakaite, Paulina | 6-2,6-3 |
| ITF Women Pelham Qual | 2018/04/08 15:00 | Valero, Juliana v Marsh, Ruth | 0-6,6-4,6-2 |
| ITF W60 Orlando | 2022/05/25 14:30 | Amy Zhu v Sophie Chang | 3-6,7-6,5-7 |
| ITF W60 Orlando | 2022/05/24 15:40 | Crawford, Samantha v Amy Zhu | 6-7,2-6 |
| ITF W60 Orlando | 2022/05/23 15:25 | Tchakarova, Eleonore v Amy Zhu | 1-6,2-6 |
| ITF W25 Naples | 2022/05/18 16:25 | Amy Zhu v Chiara Scholl | 3-6,2-6 |
| UTR Pro Tennis Series California Women | 2022/05/05 21:30 | Amy Zhu v Elena Mireles | 6-3,4-6,5-3 |
| UTR Pro Tennis Series California Women | 2022/05/04 23:00 | Amy Zhu v Brandy Walker | 7-6,6-4 |
| UTR Pro Tennis Series California Women | 2022/05/03 21:30 | Amy Zhu v Lindsay Eisenman | 6-1,6-4 |
| UTR Pro Tennis Series California Women | 2022/05/02 18:30 | Amy Zhu v Emmie Moore | 6-3,5-3 |