Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF Women Hua Hin | 2017/05/03 03:00 | Harriet Dart v Mananchaya Sawangkaew | 6-3,6-3 |
| ITF W100 Figueira Da Foz | 2023/07/25 13:30 | Alina Korneeva v Harriet Dart | 7-5,5-7,7-6 |
| Wimbledon Women | 2023/07/03 10:00 | Diane Parry v Harriet Dart | 6-7,6-0,6-4 |
| WTA Eastbourne | 2023/06/28 13:55 | Jelena Ostapenko v Harriet Dart | 6-3,6-4 |
| WTA Eastbourne | 2023/06/26 11:40 | Shuai Zhang v Harriet Dart | 5-7,7-6,1-6 |
| WTA Birmingham | 2023/06/23 16:25 | Harriet Dart v Anastasia Potapova | 6-4,3-6,4-6 |
| WTA Birmingham | 2023/06/21 14:40 | Anhelina Kalinina v Harriet Dart | 3-6,6-3,1-6 |
| WTA Birmingham | 2023/06/20 16:35 | Harriet Dart v Jodie Anna Burrage | 4-6,6-2,7-5 |
| WTA Nottingham | 2023/06/16 12:40 | Harriet Dart v Katie Boulter | 3-6,5-7 |
| ITF W25 Nakhon Si Thammarat | 2023/07/09 03:00 | Sahaja Yamalapalli v Mananchaya Sawangkaew | 4-6,0-6 |
| ITF W25 Nakhon Si Thammarat | 2023/07/08 02:00 | Luksika Kumkhum v Mananchaya Sawangkaew | 6-3,4-6,0-6 |
| ITF W25 Nakhon Si Thammarat | 2023/07/07 02:00 | Mananchaya Sawangkaew v Aunchisa Chanta | 6-2,6-2 |
| ITF W25 Nakhon Si Thammarat | 2023/07/06 03:00 | Mananchaya Sawangkaew v Kaylah McPhee | 6-2,6-4 |
| ITF W25 Nakhon Si Thammarat | 2023/07/04 02:00 | Mananchaya Sawangkaew v Miho Kuramochi | 6-4,6-1 |
| ITF W25 Daegu | 2023/06/07 01:00 | Mananchaya Sawangkaew v Sohyun Park | 6-4,1-6,4-6 |
| ITF W25 Changwon | 2023/05/31 01:00 | Yeon Woo Ku v Mananchaya Sawangkaew | 6-1,6-3 |
| ITF W25 Goyang | 2023/05/28 09:00 | Hanna Chang v Mananchaya Sawangkaew | 6-2,6-4 |