Stadium: Court 17 Round: 44 Ground: Clay
| ITF W25 Naples | 2019/11/17 14:00 | Emma Navarro v Sierra Stone | 6-0,6-0 |
| ITF W15 Bogota | 2019/10/30 15:30 | Sierra Stone v Gabriela Macias | 2-6,2-6 |
| ITF W15 Sao Paulo | 2019/09/25 15:30 | Mell E R Gonzalez v Sierra Stone | 6-1,6-2 |
| ITF W15 Sao Paulo | 2019/09/23 15:00 | Victoria Ariadna Beccio v Sierra Stone | 6-7,3-6 |
| ITF W15 Cancun | 2019/08/12 16:30 | Sierra Stone v Katarina Kozarov | 2-6,1-6 |
| ITF W25 Tucson | 2019/11/23 16:30 | Hailey Baptiste v Sophia Whittle | 7-5,6-3 |
| ITF W25 Tucson | 2019/11/22 20:35 | Sophia Whittle v Ashley Lahey | 1-6,6-1,10-7 |
| ITF W25 Tucson | 2019/11/20 23:45 | Sophia Whittle v Karina Miller | 6-0,6-0 |
| ITF W60 Las Vegas | 2019/11/04 17:00 | Dalayna Hewitt v Sophia Whittle | 2-6,6-4,10-7 |
| ITF W80 Tyler | 2019/10/31 15:00 | Marcela Zacarias v Sophia Whittle | 6-4,6-4 |
| ITF W80 Tyler | 2019/10/29 17:10 | Jodie Anna Burrage v Sophia Whittle | 1-6,6-3,2-10 |
| ITF W80 Tyler | 2019/10/28 19:55 | Andrea R Villarreal v Sophia Whittle | 2-6,6-7 |
| ITF W80 Macon | 2019/10/23 14:00 | Grace Min v Sophia Whittle | 7-5,6-3 |