Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| UTR Pro Tennis Series Atlanta Women Qual | 2021/07/25 14:30 | Sydni Ratliff v Kylie Collins | 6-7,3-6 |
| ITF W25 Naples | 2021/11/17 16:05 | Su Jeong Jang v Kylie Collins | 6-1,6-2 |
| ITF W25 Naples | 2021/11/16 14:30 | Chanelle Van Nguyen v Kylie Collins | 6-7,6-3,4-10 |
| ITF W25 Naples | 2021/11/15 14:30 | McCartney Kessler v Kylie Collins | 4-6,5-7 |
| ITF W25 Daytona Beach | 2021/11/10 17:00 | Marie Benoit v Kylie Collins | 6-4,6-2 |
| ITF W25 Austin | 2021/10/30 16:00 | Kylie Collins v Kayla Day | 3-6,6-2,5-7 |
| ITF W25 Austin | 2021/10/29 16:00 | Kylie Collins v Lulu Sun | 6-4,6-2 |
| ITF W25 Austin | 2021/10/28 16:00 | Elysia Bolton v Kylie Collins | 4-6,6-3,3-6 |
| ITF W25 Austin | 2021/10/27 18:55 | Chieh-Yu Hsu v Kylie Collins | 4-6,3-6 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/28 16:30 | Sydni Ratliff v Nell Miller | 1-6,6-3,6-3 |
| UTR Pro Tennis Series Atlanta Women | 2021/07/28 12:00 | Sydni Ratliff v Carolyn Ansari | 3-6,1-6 |
| UTR Pro Tennis Series Atlanta Women Qual | 2021/07/25 14:30 | Sydni Ratliff v Kylie Collins | 6-7,3-6 |
| UTR Pro Tennis Series Dallas Women | 2021/07/11 13:00 | Sydni Ratliff v Daria Smetannikov | 6-4,6-4 |
| UTR Pro Tennis Series Dallas Women | 2021/07/08 16:00 | Sydni Ratliff v Johanna Silva | 2-6,0-6 |
| UTR Pro Tennis Series Dallas Women | 2021/07/07 17:30 | Sydni Ratliff v Emma Staker | 4-6,2-6 |
| UTR Pro Tennis Series Dallas Women | 2021/07/06 13:00 | Sydni Ratliff v Andrea R Villarreal | 7-6,5-7,5-7 |
| UTR Pro Tennis Series Dallas Women | 2021/07/05 14:30 | Sydni Ratliff v Ylan Duong | 7-5,3-6,6-6 |