Stadium: Central Round: 45
| ITF Women Olomouc Qual | 2018/07/14 13:00 | Sophie Muntean v Husaric, Anita | 3-6,1-6 |
| ITF Women Contrexeville Qual | 2018/07/08 10:00 | Sophie Muntean v Victoria Muntean | 4-6,3-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/03/11 07:00 | Laguza, Anna v Sophie Muntean | 6-2,5-7,6-4 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/03/03 08:30 | Ishino, Aoi v Sophie Muntean | 5-7,7-5,6-3 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/02/25 07:30 | Buczynska, Aleksandra v Sophie Muntean | 6-4,6-2 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/02/18 10:00 | Sophie Muntean v Lapustina, Irina | 1-6,6-3,2-6 |
| Antalya, Singles Qualifying W-WITF-TUR-08A | 2018/02/17 09:30 | Madina, Sofia v Sophie Muntean | 2-6,2-6 |
| ITF Women Hammamet | 2018/01/31 09:00 | Sophie Muntean v Chantraine, Catherine | 1-6,2-6 |
| ITF Women Don Benito | 2018/07/17 09:40 | Cantos Siemers, Irina v Perez-Somarriba, Estela | 2-6,6-4,3-6 |
| ITF Women Barcelona Qual | 2018/06/10 08:30 | Suvrijn, Jade v Cantos Siemers, Irina | 6-3,6-0 |
| ITF Women Barcelona Qual | 2018/06/09 08:30 | Carla Girbau Romero v Cantos Siemers, Irina | 2-6,3-6 |
| ITF Women Madrid | 2018/06/05 09:50 | Marchetti, Giorgia v Cantos Siemers, Irina | 6-4,6-1 |
| ITF Women Les Franqueses Qual | 2018/05/20 07:00 | Cantos Siemers, Irina v Paula Arias Manjon | 0-6,3-6 |
| ITF Women Les Franqueses Qual | 2018/05/19 07:30 | Samardzic, Lidija v Cantos Siemers, Irina | 3-6,0-6 |
| ITF Women La Bisbal Qual | 2018/05/12 10:30 | Ana Sofia Sanchez v Cantos Siemers, Irina | 6-2,6-1 |
| ITF Women Obidos Qual | 2018/04/24 12:05 | Armitano, Mathilde v Cantos Siemers, Irina | 6-4,6-4 |