Stadium: Court 1 Round: 54
| ITF Women Contrexeville Qual | 2018/07/08 09:40 | Anna Danilina v Vasylyeva, Anastasiya | 1-6,3-6 |
| ITF Women Madrid | 2018/06/21 10:30 | Amandine Hesse v Vasylyeva, Anastasiya | 3-6,6-2,7-5 |
| ITF Women Madrid | 2018/06/20 08:00 | Vasylyeva, Anastasiya v Marti, Laura | 6-0,6-1 |
| ITF Women Barcelona | 2018/06/12 11:10 | Vasylyeva, Anastasiya v Georges, Myrtille | 2-6,1-6 |
| WTA Strasbourg Qual | 2018/05/18 13:05 | Vasylyeva, Anastasiya v Victoria Duval | 4-6,2-6 |
| ITF Women Trnava Qual | 2018/05/12 15:50 | Vasylyeva, Anastasiya v Honcova, Michaela | 2-6,3-6 |
| Rome, Singles W-WITF-ITA-10A | 2018/05/08 09:05 | Conny Perrin v Vasylyeva, Anastasiya | 1-6,6-3,7-6 |
| ITF Women Rome Qual | 2018/05/06 09:30 | Vasylyeva, Anastasiya v Capogrosso, Arianna | 6-4,6-3 |
| ITF Women Contrexeville Qual | 2018/07/08 11:05 | Thebault, Esther v Guarachi Mathison, Alexa | 0-6,2-6 |
| ITF Women Ilkley Qual | 2018/06/17 10:00 | Bibiane Schoofs v Guarachi Mathison, Alexa | 6-4,1-6,6-3 |
| ITF Women Charleston Qual | 2018/05/01 14:00 | Camilla Rosatello v Guarachi Mathison, Alexa | 6-4,4-6,6-4 |
| ITF Women Charleston Qual | 2018/04/30 15:45 | Jada Robinson v Guarachi Mathison, Alexa | 4-6,2-6 |
| ITF Women Charleston Qual | 2018/04/29 18:40 | Weinhold, Ashley v Guarachi Mathison, Alexa | 1-6,4-6 |
| ITF Women Charlottesville Qual | 2018/04/22 19:25 | Whitney Osuigwe v Guarachi Mathison, Alexa | 6-4,6-1 |
| ITF Women Dothan Qual | 2018/04/15 22:30 | Goncalves, Paula Cristina v Guarachi Mathison, Alexa | 7-6,7-6 |
| ITF Women Pelham | 2018/04/14 15:00 | Guarachi Mathison, Alexa v Allie Kiick | 4-6,3-6 |