| ITF Women Santa Margherita Qual | 2018/04/02 12:00 | Pella, Catalina v Tatiana Pieri | 6-4,6-2 |
| 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 |