Stadium: Court 2 Round: 28 Ground: Clay
| ITF W15 Buenos Aires | 2019/09/18 19:10 | Naya, Guillermina v Piai, Eduarda | 6-1,4-6,7-6 |
| ITF W15 Buenos Aires | 2019/09/15 15:00 | Piai, Eduarda v Naya, Guillermina | 2-6,2-6 |
| ITF W15 Buenos Aires | 2019/10/11 19:30 | Naya, Guillermina v Ganga, Eugenia | 6-2,6-3 |
| ITF W15 Buenos Aires | 2019/10/10 13:00 | Naya, Guillermina v Amicuzi, Maria Jazmin | 6-2,6-4 |
| ITF W15 Buenos Aires | 2019/10/09 18:25 | Naya, Guillermina v Rocio D Merlo | 6-0,6-2 |
| ITF W15 Buenos Aires | 2019/09/21 14:00 | Julieta Lara Estable v Naya, Guillermina | 4-6,6-4,6-1 |
| ITF W15 Buenos Aires | 2019/09/20 15:00 | Pitt, Alexa v Naya, Guillermina | 6-7,4-6 |
| ITF W15 Buenos Aires | 2019/09/19 13:30 | Naya, Guillermina v Pella, Catalina | 6-4,6-2 |
| ITF W15 Buenos Aires | 2019/09/18 19:10 | Naya, Guillermina v Piai, Eduarda | 6-1,4-6,7-6 |
| ITF W15 Buenos Aires | 2019/09/15 15:00 | Piai, Eduarda v Naya, Guillermina | 2-6,2-6 |
| ITF W15 Buenos Aires | 2019/10/11 19:30 | Piai, Eduarda v Farulla Di Palma, Andrea Agostina | 6-1,6-2 |
| ITF W15 Buenos Aires | 2019/10/10 13:00 | Piai, Eduarda v Blanch, Krystal | 6-2,6-4 |
| ITF W15 Buenos Aires | 2019/10/10 13:00 | Piai, Eduarda v Blanch, Krystal | 6-2,6-4 |
| ITF W15 Buenos Aires | 2019/10/09 13:20 | Piai, Eduarda v Heydi Doldan | 6-0,6-0 |
| ITF - W15 Sao Paulo | 2019/09/26 15:40 | Mell E R Gonzalez v Piai, Eduarda | 2-6,7-6,6-2 |
| ITF - W15 Sao Paulo | 2019/09/25 17:30 | Klimovicz, Julia v Piai, Eduarda | 3-6,1-6 |
| ITF W15 Buenos Aires | 2019/09/18 19:10 | Naya, Guillermina v Piai, Eduarda | 6-1,4-6,7-6 |
| ITF W15 Buenos Aires | 2019/09/15 15:00 | Piai, Eduarda v Naya, Guillermina | 2-6,2-6 |