Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| ITF - W15 Monastir | 2021/07/11 14:00 | Vineetha Mummadi v Argyrokastriti, Marianne | 4-6,1-6 |
| ITF Women Heraklion | 2018/11/12 09:35 | Argyrokastriti, Marianne v Antonitsch, Mira | 6-7,6-7 |
| ITF Women Heraklion | 2018/11/08 07:30 | Argyrokastriti, Marianne v Elina Nepliy | 3-6,2-6 |
| ITF Women Heraklion | 2018/11/07 09:15 | Natalia Siedliska v Argyrokastriti, Marianne | 4-6,2-6 |
| ITF Women Wanfercee-Baulet | 2018/08/20 11:40 | Sinja Kraus v Argyrokastriti, Marianne | 6-1,7-5 |
| ITF Women Wanfercee-Baulet | 2018/08/19 10:30 | Argyrokastriti, Marianne v Vehvilainen, Liisa | 6-4,6-2 |
| ITF Women Wanfercee-Baulet | 2018/08/18 12:00 | Mould, Lillian v Argyrokastriti, Marianne | 2-6,1-6 |
| ITF Women Brussels | 2018/07/20 09:00 | Lara Salden v Argyrokastriti, Marianne | 6-1,6-2 |
| ITF - W15 Monastir | 2021/07/07 08:30 | Pielet, Gianna v Giuliana Bestetti | 3-6,6-1,0-6 |
| ITF - W15 Monastir | 2021/07/06 08:00 | Linda Salvi v Pielet, Gianna | 2-6,3-6 |
| ITF - W15 Monastir | 2021/07/05 10:30 | Chahd Berriri v Pielet, Gianna | 0-6,2-6 |
| ITF - W15 Monastir | 2021/07/04 12:30 | Solomatina, Arina v Pielet, Gianna | 2-6,6-7 |
| ITF W25 Sumter | 2021/06/14 13:00 | Pielet, Gianna v Stephanie Judith Visscher | 4-6,2-6 |
| ITF W25 Santo Domingo | 2021/06/07 16:30 | Dasha Ivanova v Pielet, Gianna | 5-7,6-4,10-6 |
| ITF W25 Santo Domingo | 2021/06/06 14:00 | Pielet, Gianna v Alessandra Crump | 6-0,6-2 |
| ITF W25 Santo Domingo | 2021/05/31 14:00 | Pielet, Gianna v Gonzalez, Montserrat | 2-6,4-6 |