Stadium: CTA 1 Round: 26
| 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 Amarante | 2018/06/17 09:00 | Olga Helmi v Garshong, Iman | 6-0,6-1 |
| ITF Women Hammamet | 2018/05/23 09:00 | Miriana Tona v Olga Helmi | 6-1,6-0 |
| ITF Women Karlskrona | 2018/05/10 09:50 | Matvienko, Lisa v Olga Helmi | 6-1,6-1 |
| ITF Women Karlskrona | 2018/05/09 14:30 | Munozova, Anette v Olga Helmi | 7-6,3-6,6-7 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/04/01 08:00 | Kitagawa, Rio v Olga Helmi | 3-6,3-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/03/29 11:15 | Kolar, Nastja v Olga Helmi | 6-2,6-0 |
| ITF Women Amarante | 2018/06/20 10:20 | Carrillo Marin, Alba v Luque Moreno, Maria Jose | 6-2,7-6 |
| ITF Women Oeiras | 2018/05/23 11:05 | Hendler, Tamaryn v Carrillo Marin, Alba | 6-2,6-2 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/05/17 09:40 | Pantuckova, Magdalena v Carrillo Marin, Alba | 3-6,6-2,6-2 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/05/10 07:30 | Carrillo Marin, Alba v Bovy, Margaux | 4-6,6-7 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/05/08 09:20 | Cianci, Claudia v Carrillo Marin, Alba | 1-6,2-6 |
| ITF Women Obidos Qual | 2018/04/24 13:00 | Carrillo Marin, Alba v Olga Parres Azcoitia | 6-3,3-6,3-6 |
| ITF Women Obidos Qual | 2018/04/17 10:45 | Carrillo Marin, Alba v Eva Guerrero Alvarez | 5-7,6-7 |
| ITF Women Obidos Qual | 2018/04/16 13:00 | Bertschmann, Stephanie v Carrillo Marin, Alba | 1-6,1-6 |