Round: 25 Ground: Clay
| ITF Women Campos Do Jordao | 2017/07/28 14:00 | Guillermina Naya v Nathaly Kurata | 5-7,1-6 |
| ITF Women Campos Do Jordao | 2017/07/14 14:00 | Guillermina Naya v Nathaly Kurata | 7-6,6-3 |
| ITF Women Cantanduva | 2017/12/03 13:00 | Nathaly Kurata v Eduarda Piai | 6-1,6-4 |
| ITF Women Cantanduva | 2017/12/02 16:30 | Nathaly Kurata v Madison Bourguignon | 7-5,7-5 |
| ITF Women Cantanduva | 2017/12/02 12:00 | Nathaly Kurata v Sofia Luini | 6-0,6-1 |
| ITF Women Cantanduva | 2017/11/29 15:10 | Nathaly Kurata v Dolores Molina Portela | 6-4,6-4 |
| ITF Women Cantanduva | 2017/11/28 12:00 | Nathaly Kurata v Giulia Spicacci | 6-0,6-0 |
| ITF Women Encarnacion | 2017/11/11 18:00 | Camila Giangreco Campiz v Nathaly Kurata | 6-4,6-2 |
| ITF Women Encarnacion | 2017/11/10 13:00 | Stephanie Mariel Petit v Nathaly Kurata | 6-2,4-6,2-6 |
| ITF Women Encarnacion | 2017/11/09 15:00 | Thaisa Grana Pedretti v Nathaly Kurata | 2-6,6-7 |
| ITF Women Castellon | 2017/11/28 11:40 | Irene Burillo Escorihuela v Guillermina Naya | 3-6,6-0,6-2 |
| ITF Women Valencia | 2017/11/20 14:40 | Guillermina Naya v Miriam Bulgaru | 5-7,3-6 |
| ITF Women Valencia Qual | 2017/11/19 12:00 | Guillermina Naya v Caroline Werner | 0-6,2-6 |
| ITF Women Valencia Qual | 2017/11/18 09:30 | Yvonne Cavalle-Reimers v Guillermina Naya | 3-6,5-7 |
| ITF Women Agadir | 2017/11/16 10:00 | Oana Georgeta Simion v Guillermina Naya | 6-4,6-2 |
| ITF Women Agadir | 2017/11/14 10:00 | Inasse Hamouti v Guillermina Naya | 1-6,1-6 |
| ITF Women Beni Mellal | 2017/11/08 10:00 | Nuria Brancaccio v Guillermina Naya | 6-1,7-5 |
| ITF Women Beni Mellal | 2017/11/06 10:00 | Kerstin Peckl v Guillermina Naya | 3-6,1-6 |