Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF W25 Tarvisio | 2021/07/14 10:00 | Nina Potocnik v Diana Marcinkevica | 6-3,7-6 |
| ITF W25 Tarvisio | 2021/07/12 14:25 | Sofia Rocchetti v Diana Marcinkevica | 7-6,2-6,2-6 |
| ITF W60 Amstelveen | 2021/07/06 07:50 | Diana Marcinkevica v Andreea Prisacariu | 2-6,6-2,5-10 |
| ITF W60 Amstelveen | 2021/07/05 09:05 | Diana Marcinkevica v Noa Liauw A Fong | 6-2,6-3 |
| ITF W25 Wroclaw | 2021/07/02 11:50 | Diana Marcinkevica v Kolodziejova, Miriam | 4-6,5-7 |
| ITF W25 Wroclaw | 2021/07/01 13:15 | Tena Lukas v Diana Marcinkevica | 4-6,5-7 |
| ITF W25 Wroclaw | 2021/06/30 12:10 | Anastasiya Konstantinovna Soboleva v Diana Marcinkevica | 6-4,5-7,3-6 |
| ITF W25 Klosters | 2021/06/26 08:00 | Ylena In-Albon v Diana Marcinkevica | 6-1,6-2 |
| ITF W60 Biarritz | 2021/07/12 08:00 | Sada Nahimana v Orange, Margaux | 6-3,6-1 |
| ITF - W15 Le Havre | 2021/03/24 08:30 | Lois Boisson v Orange, Margaux | 1-6,6-1,6-2 |
| ITF - W15 Le Havre | 2021/03/22 08:30 | Orange, Margaux v Astrid Cirotte | 6-2,6-3 |
| ITF - W15 Le Havre | 2021/03/21 11:00 | Orange, Margaux v Alyssa Reguer | 6-3,3-6,10-4 |
| ITF - W15 Gonesse | 2021/03/15 14:25 | Lena Papadakis v Orange, Margaux | 7-5,6-4 |
| ITF - W15 Gonesse | 2021/03/15 09:40 | Billon, Zoe v Orange, Margaux | 1-6,2-6 |
| ITF - W15 Gonesse | 2021/03/14 09:15 | Mohr, Celia Belle v Orange, Margaux | 6-7,6-4,5-10 |
| ITF W15 Saint Palais Sur Mer | 2020/09/10 15:45 | Orange, Margaux v Tamira Paszek | 4-6,4-6 |