Stadium: Court 1 Round: 25 Ground: Clay
| ITF W25 Altenkirchen | 2021/02/15 11:00 | Diana Marcinkevica v Susan Bandecchi | 6-3,2-6,7-10 |
| ITF W60 Collonge-Bellerive | 2021/09/01 10:40 | Diana Marcinkevica v Estelle Cascino | 4-6,4-6 |
| ITF W25 Verbier | 2021/08/25 07:55 | Ekaterina Makarova v Diana Marcinkevica | 2-6,6-1,6-3 |
| ITF W25 Radom | 2021/08/11 11:05 | Anastasia Zakharova v Diana Marcinkevica | 6-1,6-4 |
| ITF W25 Bydgoszcz | 2021/08/04 09:15 | Diana Marcinkevica v Nastasja Schunk | 1-6,0-6 |
| ITF W60 Grodzisk Mazowiecki | 2021/07/28 08:00 | Diana Marcinkevica v Maria Lourdes Carle | 2-6,2-6 |
| ITF W25 Les Contamines | 2021/07/22 11:25 | Diana Marcinkevica v Emeline Dartron | 6-7,6-4,2-6 |
| ITF W25 Les Contamines | 2021/07/20 13:25 | Diana Marcinkevica v Margaux Orange | 6-4,6-3 |
| ITF W25 Tarvisio | 2021/07/14 10:00 | Nina Potocnik v Diana Marcinkevica | 6-3,7-6 |
| USA lahtised meistrivõistlused - naised | 2021/08/26 15:00 | Astra Sharma v Susan Bandecchi | 6-4,7-6 |
| USA lahtised meistrivõistlused - naised | 2021/08/24 17:10 | Tatjana Maria v Susan Bandecchi | 6-3,3-6,4-6 |
| WTA Belgrade | 2021/07/28 11:05 | Anna Blinkova v Susan Bandecchi | 6-4,7-6 |
| WTA Belgrade | 2021/07/26 12:35 | Olga Govortsova v Susan Bandecchi | 6-7,3-6 |
| ITF W60 Olomouc | 2021/07/21 10:50 | Barbara Gatica v Susan Bandecchi | 1-6,6-2,7-5 |
| WTA Lausanne | 2021/07/12 13:50 | Susan Bandecchi v Clara Burel | 0-6,2-6 |
| ITF W25 Torino | 2021/07/09 09:50 | Susan Bandecchi v Jessica Bouzas Maneiro | 3-6,4-6 |
| ITF W25 Torino | 2021/07/08 08:00 | Susan Bandecchi v Oana Georgeta Simion | 7-5,3-6,6-3 |