Stadium: Court 28 Round: 26
| ITF Women Wesley Chapel Qual | 2018/01/25 17:05 | Alexandra Perper v Olga Ianchuk | 6-4,4-6,1-6 |
| ITF Women Warsaw | 2018/08/07 16:40 | Olga Ianchuk v Marta Lesniak | 7-5,6-3 |
| ITF Women Bad Saulgau | 2018/08/04 15:10 | Alexandra Ignatik v Olga Ianchuk | 6-0,1-6,6-4 |
| ITF Women Bad Saulgau | 2018/08/03 12:25 | Μπίμπιαν Σουφς v Olga Ianchuk | 1-6,7-5,3-6 |
| ITF Women Bad Saulgau | 2018/08/02 11:20 | Στέφανι Βάγκνερ v Olga Ianchuk | 7-5,0-6,0-6 |
| ITF Women Bad Saulgau | 2018/08/01 08:00 | Olga Ianchuk v Κιάρα Σολ | 6-2,6-4 |
| WTA Moscow Qual | 2018/07/23 09:10 | Olga Ianchuk v Βαλεντίνα Ιβακχνένκο | 6-1,0-6,2-6 |
| WTA Bucharest Qual | 2018/07/15 12:25 | Olga Ianchuk v Κάγκλα Μπουγιουκακτσάι | 5-7,7-5,2-6 |
| WTA Bucharest Qual | 2018/07/14 08:35 | Ίρινα Φετεκάου v Olga Ianchuk | 3-6,4-6 |
| ITF Women Warsaw | 2018/08/07 14:00 | Βερόνικα Φαλκόβσκα v Alexandra Perper | 6-7,6-0,6-7 |
| ITF Women Bethany Beach | 2018/06/05 18:40 | Alexandra Perper v Μαρία Ματέας | 7-5,7-5 |
| ITF Women Naples | 2018/05/29 14:00 | Alexandra Perper v Kana Daniel | 6-2,2-6,5-7 |
| ITF Women Osprey | 2018/05/23 18:50 | Κόρι Γκοφ v Alexandra Perper | 6-2,6-3 |
| ITF Women Dothan Qual | 2018/04/16 00:00 | Alexandra Perper v Έριν Ρούτλιφ | 6-2,6-2 |
| ITF Women Pelham | 2018/04/12 17:55 | Αλέξα Γκουαράσι v Alexandra Perper | 6-1,6-1 |
| ITF Women Pelham | 2018/04/11 16:45 | Alexandra Perper v Έλλη Ντούγκλας | 6-2,7-5 |
| ITF Women Jackson | 2018/04/03 20:00 | Alexandra Perper v Sanaz Marand | 2-6,3-6 |