Stadium: Court 4 Round: 26 Ground: Hardcourt outdoor
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/31 10:25 | Prenkovic, Linda v Giuliana Bestetti | 6-2,6-4 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/29 08:00 | Prenkovic, Linda v Agustina Chlpac | 4-6,1-6 |
| ITF Women Ashkelon | 2018/10/09 08:00 | Emily Seibold v Prenkovic, Linda | 6-3,6-2 |
| ITF Women Ashkelon | 2018/10/07 11:45 | Koldobski, Koral v Prenkovic, Linda | 3-6,5-7 |
| ITF Women Ashkelon | 2018/10/07 07:00 | Prenkovic, Linda v Kalandarov, Sabrina | 6-1,6-0 |
| ITF Women Melilla | 2018/09/28 11:00 | Prenkovic, Linda v Payola, Julia | 4-6,7-5,1-6 |
| ITF Women Melilla | 2018/09/27 10:30 | Prenkovic, Linda v Martinich, Ivania | 7-6,6-3 |
| ITF Women Melilla | 2018/09/26 09:00 | Lantigua de La Nuez, Ana v Prenkovic, Linda | 4-6,4-6 |
| Sharm El Sheikh, Singles W-WITF-EGY-09A | 2018/10/31 09:20 | Muma, Libby v Simic, Jelena | 6-4,1-6,5-7 |
| 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 |