Stadium: Clay 1 Round: 25 Ground: Hardcourt outdoor
| ITF Women Heraklion | 2018/11/08 09:45 | 올리니코바, 올렉산드라 v 아스타코바, 다리아 | 3-6,6-4,5-7 |
| ITF Women Heraklion | 2018/11/06 07:30 | 올리니코바, 올렉산드라 v Miletic, Kristina | 6-1,6-1 |
| ITF Women Heraklion | 2018/10/31 10:20 | 므트센틀리트즈, 엘레니 v 올리니코바, 올렉산드라 | 7-6,4-6,7-6 |
| ITF Women Heraklion | 2018/10/30 12:45 | Vlajic, Tina v 올리니코바, 올렉산드라 | 7-6,0-6,3-6 |
| Shymkent, Singles W-WITF-KAZ-08A | 2018/09/27 04:00 | 쿨람바예바, 지베크 v 올리니코바, 올렉산드라 | 7-6,7-5 |
| Shymkent, Singles W-WITF-KAZ-08A | 2018/09/26 04:00 | 사로노바, 소피아 v 올리니코바, 올렉산드라 | 1-6,1-6 |
| Shymkent, Singles W-WITF-KAZ-08A | 2018/09/24 07:30 | 메이더, 코리나 v 올리니코바, 올렉산드라 | 3-6,2-6 |
| Shymkent, Singles W-WITF-KAZ-08A | 2018/09/19 08:00 | 올리니코바, 올렉산드라 v 드미트리첸코, 예카테리나 | 6-4,5-7,6-7 |
| ITF Women Heraklion | 2018/11/11 08:00 | Onita, Paula Mihaela v Walzl, Sophie | 6-7,7-5,6-0 |
| ITF Women Heraklion | 2018/11/03 07:30 | Onita, Paula Mihaela v 게모비치, 엘리나 | 3-6,3-6 |
| ITF Women Heraklion | 2018/10/29 07:30 | Vlajic, Tina v Onita, Paula Mihaela | 6-0,7-5 |
| ITF Women Heraklion | 2018/10/28 07:30 | Onita, Paula Mihaela v 미칼리트츠, 알리나 | 6-0,6-2 |
| ITF Women Curtea de Arges | 2018/06/28 15:10 | 보조비치, 자나 v Onita, Paula Mihaela | 6-2,6-3 |
| ITF Women Nis Qual | 2018/05/28 10:15 | Stoilkovic, Andrijana v Onita, Paula Mihaela | 6-3,6-1 |
| ITF Women Nis Qual | 2018/05/27 10:00 | Onita, Paula Mihaela v Ristic, Teodora | 6-4,3-6,6-4 |
| ITF Women Nis Qual | 2018/05/26 12:00 | Ghaoui, Yasmeen v Onita, Paula Mihaela | 7-5,6-7,4-6 |