Stadium: EXTREMADURA Round: 25
| ITF Women Setubal Qual | 2018/07/09 14:15 | Olga Helmi v Guttierez Carrasco, Maria | 3-6,5-7 |
| ITF Women Setubal Qual | 2018/07/08 13:00 | Arlinda Rushiti v Olga Helmi | 1-6,6-2,2-6 |
| ITF Women Setubal Qual | 2018/07/07 15:30 | Olga Helmi v Kempster, Sashi | 6-3,6-1 |
| ITF Women Guimaraes | 2018/06/25 10:00 | Saar, Katriin v Olga Helmi | 1-6,7-6,6-1 |
| ITF Women Guimaraes | 2018/06/24 09:00 | Almudena S-L Fernandez v Olga Helmi | 6-7,1-6 |
| ITF Women Amarante | 2018/06/21 14:30 | Olga Helmi v Carrillo Marin, Alba | 4-6,2-6 |
| ITF Women Amarante | 2018/06/20 09:00 | Koehler, Maria Joao v Olga Helmi | 3-6,2-6 |
| ITF Women Amarante | 2018/06/18 09:00 | Olga Helmi v Stewart, Jane | 6-1,6-1 |
| ITF Women Don Benito | 2018/07/15 08:30 | Nazih, Hadil v Gonzalez Ballbe, Marta | 1-6,0-6 |
| ITF Women Obidos Qual | 2018/06/11 14:00 | Lulu Sun v Gonzalez Ballbe, Marta | 6-1,6-3 |
| ITF Women Obidos Qual | 2018/06/09 16:00 | Gonzalez Ballbe, Marta v Silva, Daniella | 7-6,6-1 |
| ITF Women Madrid Qual | 2018/06/04 10:40 | Braga, Alexandra Diana v Gonzalez Ballbe, Marta | 5-7,6-3,6-2 |
| ITF Women Madrid Qual | 2018/06/03 12:30 | de Lucas Perez, Yesica v Gonzalez Ballbe, Marta | 4-6,6-7 |
| Manacor (Mallorca), Singles Quali W-WITF-ESP-01A | 2018/02/11 10:30 | Gonzalez Ballbe, Marta v Lopez Giese, Laura | 6-2,6-7,3-6 |
| Manacor (Mallorca), Singles Quali W-WITF-ESP-01A | 2018/02/10 08:00 | Alogo Piqueras, Gloria v Gonzalez Ballbe, Marta | 1-6,4-6 |
| Manacor (Mallorca), Singles Quali W-WITF-ESP-01A | 2018/02/07 13:10 | Samavati, Sofia Nami v Gonzalez Ballbe, Marta | 6-4,0-6,6-2 |