Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Cancun | 2021/11/27 14:00 | Tiphanie Lemaitre v Chieh-Yu Hsu | 5-7,6-2,6-2 |
| ITF W15 Cancun | 2021/11/25 17:00 | Vazquez Montesinos, Quetzali Dafne v Chieh-Yu Hsu | 3-6,4-6 |
| ITF W15 Cancun | 2021/11/23 18:15 | Vivien Sandberg v Chieh-Yu Hsu | 1-6,3-6 |
| ITF W25 Naples | 2021/11/17 14:30 | Namigata, Junri v Chieh-Yu Hsu | 0-6,6-0,6-2 |
| ITF W25 Daytona Beach | 2021/11/10 18:30 | Chieh-Yu Hsu v Shaffer, Kennedy | 4-6,4-6 |
| ITF W25 Orlando | 2021/11/03 19:05 | Maria Jose Portillo Ramirez v Chieh-Yu Hsu | 6-2,6-7,6-1 |
| ITF W25 Austin | 2021/10/27 18:55 | Chieh-Yu Hsu v Collins, Kylie | 4-6,3-6 |
| ITF W25 Austin | 2021/10/26 18:30 | Chieh-Yu Hsu v Blokhina, Alexis | 6-3,6-1 |
| ITF W15 Cancun | 2021/11/23 16:55 | Koldobski, Koral v Stacey Fung | 1-6,2-6 |
| ITF W25 Kiryat Motzkin | 2021/10/26 07:00 | Koldobski, Koral v Jessica Failla | 2-6,0-6 |
| ITF W25 Kiryat Motzkin | 2021/10/25 07:00 | Koldobski, Koral v Arol Wiegand, Shiran | 6-2,6-4 |
| ITF W25 Kiryat Motzkin | 2021/10/24 09:30 | Koldobski, Koral v Smelansky, Diana | 6-0,6-2 |
| ITF W25 Netanya | 2021/10/19 08:25 | Maria Bondarenko v Koldobski, Koral | 6-4,6-0 |
| ITF W25 Netanya | 2021/10/18 07:00 | Mishieva, Nikol v Koldobski, Koral | 2-6,2-6 |
| ITF W15 Cancun | 2021/10/11 17:00 | Koldobski, Koral v Lampl, Caroline | 2-6,2-6 |
| ITF W15 Cancun | 2021/10/07 18:45 | Darja Semenistaja v Koldobski, Koral | 6-1,6-0 |