Stadium: Court 7 Round: 44 Ground: Clay
| Campinas, Singles W-WITF-BRA-03A | 2018/03/08 15:30 | Pella, Catalina v Alice Rame | 3-6,5-7 |
| Campinas, Singles W-WITF-BRA-03A | 2018/03/07 14:00 | Pella, Catalina v Mirjam Bjorklund | 6-4,6-1 |
| ITF Women Sao Paulo | 2018/02/27 14:20 | Pella, Catalina v Soler-Espinosa, Silvia | 0-6,1-6 |
| Curitiba, Singles W-WITF-BRA-01A | 2018/02/20 14:30 | Pella, Catalina v Tessah Andrianjafitrimo | 3-6,6-1,3-6 |
| Fed Cup, Groupe Mondial | 2018/02/09 18:50 | Pella, Catalina v Beatriz Haddad Maia | 2-6,6-4,4-6 |
| Fed Cup, Groupe Mondial | 2018/02/08 19:10 | Pella, Catalina v Andrea Gamiz | 4-6,6-0,6-1 |
| Fed Cup, Groupe Mondial | 2018/02/07 18:45 | Pella, Catalina v Weedon, Kirsten-Andrea | 6-0,6-7,6-2 |
| ITF Women Hammamet | 2018/01/25 08:30 | Pella, Catalina v Kulik, Aleksandra | 4-6,7-5,6-2 |
| ITF Women Santa Margherita Qual | 2018/03/27 16:25 | Tatiana Pieri v Kaja Juvan | 4-6,5-7 |
| ITF Women Santa Margherita Qual | 2018/03/26 08:30 | Tatiana Pieri v Samsonova, Liudmila | 6-4,0-6,6-4 |
| ITF Women Heraklion | 2018/03/15 08:00 | Tatiana Pieri v Rosa Vicens Mas | 1-6,4-6 |
| ITF Women Heraklion | 2018/03/07 09:30 | Tatiana Pieri v Anna Bondar | 4-6,6-3,3-6 |
| ITF Women Solarino | 2018/02/20 08:00 | Ardidiacono, Frederica v Tatiana Pieri | 7-5,6-7,6-4 |
| Bergamo, Singles W-WITF-ITA-01B | 2018/02/14 08:30 | Martina Colmegna v Tatiana Pieri | 6-2,7-5 |
| Bergamo, Singles W-WITF-ITA-01B | 2018/02/12 09:00 | Urzhumova, Valeriya v Tatiana Pieri | 5-7,2-6 |
| Bergamo, Singles W-WITF-ITA-01B | 2018/02/11 09:00 | Tatiana Pieri v Avvantaggiati, Vittoria | 6-2,6-2 |