Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/24 08:00 | Tcherkes Zade, Isabella v Muma, Libby | 6-3,6-4 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/22 08:00 | Gomez, Maria v Muma, Libby | 1-6,0-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/15 08:00 | Alisa Kummel v Muma, Libby | 6-3,5-7,7-5 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/14 08:00 | Muma, Libby v Agustina Chlpac | 6-3,6-3 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/07 08:00 | Tcherkes Zade, Isabella v Muma, Libby | 6-2,6-2 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/13 14:00 | Muma, Libby v Hoppe, Leonie | 6-4,2-6,1-6 |
| Tampa, Singles Qualifying W-WITF-USA-08A | 2018/03/12 18:15 | Pang, Yang v Muma, Libby | 4-6,3-6 |
| ITF Women SJD Campos | 2017/04/06 16:40 | Gatica, Barbara v Muma, Libby | 4-6,6-2,6-4 |
| ITF Women Sassuolo | 2018/06/20 12:15 | Simic, Jelena v Monica Cappelletti | 4-6,6-4,4-6 |
| ITF Women Sassuolo | 2018/06/18 13:10 | Simic, Jelena v Natalie Barbir | 6-1,6-0 |
| Fed Cup, Groupe Mondial | 2018/04/20 08:00 | Brune Olsen, Astrid Wanja v Simic, Jelena | 1-6,0-6 |
| Fed Cup, Groupe Mondial | 2018/04/19 08:00 | Simic, Jelena v Nadel, Nicole | 6-3,6-4 |
| Fed Cup, Groupe Mondial | 2018/04/18 08:00 | Simic, Jelena v Molinaro, Eleonora | 6-2,6-4 |
| Santa Margherita Di Pula, Simples W-WITF-ITA-27A | 2018/04/11 13:35 | Lena Papadakis v Simic, Jelena | 6-0,6-4 |
| ITF Women Santa Margherita Qual | 2018/04/10 12:00 | Simic, Jelena v Damaschin, Alexandra | 6-7,7-5,6-1 |
| ITF Women Santa Margherita Qual | 2018/04/09 11:00 | Simic, Jelena v Pezzulla, Alessandra | 6-2,6-0 |