Stadium: Court 2 Round: 28 Ground: Clay
| ITF W15 Buenos Aires | 2019/09/18 19:10 | Guillermina Naya v Eduarda Piai | 6-1,4-6,7-6 |
| ITF W15 Buenos Aires | 2019/09/15 15:00 | Eduarda Piai v Guillermina Naya | 2-6,2-6 |
| ITF W15 Buenos Aires | 2019/10/11 19:30 | Guillermina Naya v Eugenia Ganga | 6-2,6-3 |
| ITF W15 Buenos Aires | 2019/10/10 13:00 | Guillermina Naya v Maria J Amicuzi | 6-2,6-4 |
| ITF W15 Buenos Aires | 2019/10/09 18:25 | Guillermina Naya v Rocio D Merlo | 6-0,6-2 |
| ITF W15 Buenos Aires | 2019/09/21 14:00 | Julieta Lara Estable v Guillermina Naya | 4-6,6-4,6-1 |
| ITF W15 Buenos Aires | 2019/09/20 15:00 | Alexa Pitt v Guillermina Naya | 6-7,4-6 |
| ITF W15 Buenos Aires | 2019/09/19 13:30 | Guillermina Naya v Catalina Pella | 6-4,6-2 |
| ITF W15 Buenos Aires | 2019/09/18 19:10 | Guillermina Naya v Eduarda Piai | 6-1,4-6,7-6 |
| ITF W15 Buenos Aires | 2019/09/15 15:00 | Eduarda Piai v Guillermina Naya | 2-6,2-6 |
| ITF W15 Buenos Aires | 2019/10/11 19:30 | Eduarda Piai v Andrea A Farulla Di Palma | 6-1,6-2 |
| ITF W15 Buenos Aires | 2019/10/10 13:00 | Eduarda Piai v Krystal Blanch | 6-2,6-4 |
| ITF W15 Buenos Aires | 2019/10/09 13:20 | Eduarda Piai v Heydi Doldan | 6-0,6-0 |
| ITF W15 Sao Paulo | 2019/09/26 15:40 | Mell E R Gonzalez v Eduarda Piai | 2-6,7-6,6-2 |
| ITF W15 Sao Paulo | 2019/09/25 17:30 | Julia Klimovicz v Eduarda Piai | 3-6,1-6 |
| ITF W15 Buenos Aires | 2019/09/18 19:10 | Guillermina Naya v Eduarda Piai | 6-1,4-6,7-6 |
| ITF W15 Buenos Aires | 2019/09/15 15:00 | Eduarda Piai v Guillermina Naya | 2-6,2-6 |
| ITF W15 Buenos Aires | 2019/09/14 17:35 | Eduarda Piai v Solana Sierra | 2-6,6-4,6-3 |