Stadium: Court 8 Round: 62 Ground: Clay
| ITF W15 Cairo | 2022/04/18 09:00 | Postay, Daiana v Helena Stevic | 0-6,0-6 |
| ITF W15 Cairo | 2022/04/17 11:00 | Postay, Daiana v El Sayed, Yasmina | 6-3,2-6,10-6 |
| ITF W15 Cairo | 2022/04/11 09:00 | Sofia Da Cruz Mendonca v Postay, Daiana | 6-1,6-4 |
| ITF W15 Cairo | 2022/04/10 12:00 | Razan M Teleb v Postay, Daiana | 4-6,1-6 |
| ITF W15 Lambare | 2021/12/14 17:40 | Cadence Brace v Postay, Daiana | 6-0,6-1 |
| ITF W25 Cordoba | 2021/04/05 16:30 | Postay, Daiana v Ani Vangelova | 0-6,0-6 |
| ITF W25 Villa Maria | 2021/03/28 12:00 | Cruz, Constanza v Postay, Daiana | 6-3,6-0 |
| ITF W25 Buenos Aires | 2021/03/21 12:00 | Beatriz Haddad Maia v Postay, Daiana | 6-0,6-1 |