Stadium: Court 2 Round: 54 Ground: Hardcourt outdoor
| ITF W15 Sharm El Sheikh | 2021/03/03 09:20 | Anastasia Sukhotina v Anna Siskova | 4-6,2-6 |
| ITF W25 Nur-Sultan | 2021/07/08 05:00 | Sabina Sharipova v Anna Siskova | 7-5,6-2 |
| ITF W25 Nur-Sultan | 2021/07/07 05:30 | Anna Siskova v Sofya Lansere | 7-5,6-3 |
| ITF W25 Wroclaw | 2021/06/29 10:10 | Nuria Brancaccio v Anna Siskova | 5-7,7-6,6-3 |
| ITF W25 Perigueux | 2021/06/25 09:00 | Anna Siskova v Lucia Bronzetti | 2-6,4-6 |
| ITF W25 Perigueux | 2021/06/24 08:00 | Polina Leykina v Anna Siskova | 2-6,3-6 |
| ITF W25 Perigueux | 2021/06/22 13:50 | Anna Siskova v Cristiana Ferrando | 6-4,6-3 |
| ITF W60 Stare Splavy | 2021/06/14 08:00 | Anna Siskova v Andreea Prisacariu | 4-6,6-3,8-10 |
| ITF W25 Naples | 2021/05/05 20:55 | Katerina Stewart v Anna Siskova | 1-6,6-2,6-3 |
| ITF W60 Nur-Sultan | 2021/07/12 05:30 | Tatyana Nikolenko v Anastasia Sukhotina | 2-6,6-2,5-10 |
| ITF W25 Nur-Sultan | 2021/07/06 04:30 | Nigina Abduraimova v Anastasia Sukhotina | 6-4,7-6 |
| ITF W25 Nur-Sultan | 2021/07/05 06:35 | Elizaveta Gnilozubova v Anastasia Sukhotina | 0-6,0-6 |
| ITF W25 Kazan | 2021/06/03 10:25 | Valeria Savinykh v Anastasia Sukhotina | 7-6,6-2 |
| ITF W25 Kazan | 2021/06/01 07:00 | Anastasia Sukhotina v Elena Pridankina | 6-2,6-7,6-1 |
| ITF W25 Kazan | 2021/05/31 07:00 | Anastasia Sukhotina v Ralina Kalimullina | 6-3,6-2 |
| ITF W15 Monastir | 2021/05/25 09:30 | Anastasia Sukhotina v Himeno Sakatsume | 4-6,2-6 |
| ITF W15 Monastir | 2021/05/20 08:30 | Anastasia Sukhotina v Sakura Hosogi | 5-7,6-2,0-6 |