Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF Women Tiberias | 2018/05/15 10:00 | Pulchartova, Laetitia v Vaynberg, Sofia | 6-2,6-0 |
| ITF Women Tiberias | 2018/05/14 09:10 | Fanchin, Francesca M v Vaynberg, Sofia | 2-6,3-6 |
| Moscow, Singles Qualifying W-WITF-RUS-05A | 2018/02/25 11:00 | Vaynberg, Sofia v Elina Avanesyan | 1-6,0-6 |
| Minsk, Singles Qualifying W-WITF-BLR-01A | 2017/11/20 08:05 | Vaynberg, Sofia v Anna Ozerova | 4-6,6-1,2-6 |
| ITF Women Bucha | 2017/09/18 07:00 | Vaynberg, Sofia v Novikova, Anna | 3-6,6-3,4-6 |
| Moscow, Singles Qualifying W-WITF-RUS-05A | 2017/08/06 09:30 | Diana Demidova v Vaynberg, Sofia | 7-6,6-0 |
| Moscow, Singles Qualifying W-WITF-RUS-05A | 2017/07/09 08:00 | Puchkova, Olga v Vaynberg, Sofia | 6-4,6-2 |
| ITF Women Herzlia | 2017/06/17 11:00 | Vaynberg, Sofia v Hondiashvili, Riva | 6-4,5-7,6-7 |
| ITF Women Tel Aviv | 2018/06/02 07:30 | Dabah, Adva v Stepan, Constanze | 1-6,3-6 |
| ITF Women Hammamet | 2018/05/23 10:05 | Stepan, Constanze v Burnett, Nastassya | 2-6,1-6 |
| ITF Women Hammamet | 2018/05/12 09:00 | Wargnier, Lucie v Stepan, Constanze | 6-0,6-2 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/02/25 08:00 | Stepan, Constanze v Daria Kuczer | 5-7,2-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/02/18 10:00 | Stepan, Constanze v Magdalena Stoilkovska | 2-6,5-7 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/02/13 08:00 | Berankova, Karolina v Stepan, Constanze | 6-0,6-3 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/02/05 08:00 | Stepan, Constanze v Runglerdkriangkrai, Apichaya | 6-4,4-6,0-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/02/04 08:00 | Sabljarevic, Sofia v Stepan, Constanze | 0-6,3-6 |