Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF W25 - Naples | 2021/11/15 14:30 | Sophie Williams v Kariann Pierre-Louis | 4-6,2-6 |
| ITF W25 - Firenze | 2021/10/13 15:10 | Jia-Jing Lu v Sophie Williams | 6-1,6-2 |
| ITF W25 - Firenze | 2021/10/12 15:30 | Olivia Tjandramulia v Sophie Williams | 6-2,5-7,4-10 |
| ITF W25 - Firenze | 2021/10/11 17:00 | Arushi Gupta v Sophie Williams | 0-6,1-6 |
| ITF W15 - Lubbock | 2021/09/27 15:00 | Sophie Williams v McCartney Kessler | 0-6,2-6 |
| ITF W15 - Monastir | 2021/07/26 10:30 | Gianna Pielet v Sophie Williams | 6-1,6-4 |
| ITF W15 - Monastir | 2021/07/25 14:00 | Sophie Williams v Daniela Macarena Lopez | 7-5,6-2 |
| ITF W15 - Monastir | 2021/07/20 09:30 | Vineetha Mummadi v Sophie Williams | 6-0,6-1 |