Stadium: Court 6 Round: 25 Ground: Clay
| ITF W15 Cairo | 2021/09/06 08:30 | Riko Sawayanagi v Matilde Mariani | 5-7,1-6 |
| ITF W15 Cairo | 2021/09/03 08:00 | Riko Sawayanagi v Lavinia Tanasie | 3-6,6-7 |
| ITF W15 Cairo | 2021/09/02 08:00 | Gaia Squarcialupi v Riko Sawayanagi | 6-3,3-6,0-6 |
| ITF W15 Cairo | 2021/09/01 08:00 | Riko Sawayanagi v Miho Kuramochi | 6-2,6-3 |
| ITF W15 Monastir | 2021/08/27 09:30 | Riko Sawayanagi v Moyuka Uchijima | 1-6,2-6 |
| ITF W15 Monastir | 2021/08/26 09:10 | Ramu Ueda v Riko Sawayanagi | 2-6,6-2,3-6 |
| ITF W15 Monastir | 2021/08/25 16:45 | Riko Sawayanagi v Maria Vittoria Viviani | 6-4,6-4 |
| ITF W15 Monastir | 2021/08/24 08:30 | Riko Sawayanagi v Emma Van Poppel | 6-4,6-0 |
| ITF W15 Cairo | 2021/09/09 08:00 | Punnin Kovapitukted v Chelsea Vanhoutte | 6-2,7-5 |
| ITF W15 Cairo | 2021/09/08 13:15 | Aline Thommen v Chelsea Vanhoutte | 2-6,2-6 |
| ITF W15 Cairo | 2021/08/31 08:00 | Linda Salvi v Chelsea Vanhoutte | 6-2,6-4 |
| ITF W15 Wanfercee-Baulet | 2021/08/25 07:30 | Emily Arbuthnott v Chelsea Vanhoutte | 6-0,7-5 |
| ITF W15 Erwitte | 2021/08/18 09:00 | Fabienne Gettwart v Chelsea Vanhoutte | 6-4,6-3 |
| ITF W25 Koksijde | 2021/08/08 11:40 | Chelsea Vanhoutte v Chiara Scholl | 1-6,2-6 |
| ITF W15 Knokke | 2021/07/28 09:15 | Chelsea Vanhoutte v Lucie Nguyen Tan | 3-6,4-6 |
| ITF W15 Alkmaar | 2021/06/23 14:20 | Chelsea Vanhoutte v Joanna Garland | 2-6,2-6 |