Stadium: Court 4 Round: 54
| Obidos, Singles W-WITF-POR-12A | 2018/04/24 12:35 | Mestach, An Sophie v Poznikhirenko, Ganna | 2-6,5-7 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/19 09:00 | Mestach, An Sophie v Jorovic, Ivana | 5-7,1-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/18 13:25 | Greet Minnen v Mestach, An Sophie | 6-4,3-6,4-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/11 12:00 | Mestach, An Sophie v Jorovic, Ivana | 6-7,2-6 |
| Croissy-Beaubourg,Singles Qualifying W-WITF-FRA-08 | 2018/03/25 12:00 | Muchova, Karolina v Mestach, An Sophie | 2-6,6-3,6-2 |
| Croissy-Beaubourg,Singles Qualifying W-WITF-FRA-08 | 2018/03/24 11:25 | Dzalamidze, Natela v Mestach, An Sophie | 2-6,3-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/03/09 11:30 | Sanesi, Gaia v Mestach, An Sophie | 6-2,4-6,4-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/03/08 08:00 | Geukens, Britt v Mestach, An Sophie | 2-6,2-6 |
| ITF Women Grado Qual | 2018/05/27 13:55 | Heisen, Vivian v Maja Chwalinska | 2-6,3-6 |
| ITF Women Caserta | 2018/05/21 12:05 | Matteucci, Alice v Heisen, Vivian | 6-3,6-3 |
| ITF Women Khimki | 2018/05/01 08:15 | Glushko, Julia v Heisen, Vivian | 6-3,6-2 |
| ITF Women Wiesbaden | 2018/04/25 09:00 | Ekaterine Gorgodze v Heisen, Vivian | 6-2,6-4 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/19 09:00 | Gatto-Monticone, Giulia v Heisen, Vivian | 6-0,6-0 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/18 09:00 | Bentes de Oliveira Pinto, Rita Maria v Heisen, Vivian | 2-6,0-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/04/11 14:35 | Heisen, Vivian v Rubini, Stefania | 2-6,2-6 |
| ITF Women Trnava | 2018/02/09 13:10 | Elena Rybakina v Heisen, Vivian | 6-4,6-2 |