Stadium: Court 2 Round: 62
| ITF Women Santa Margherita Qual | 2018/03/19 13:00 | Costanza Traversi v Maria F Herazo Gonzalez | 6-2,3-6,3-6 |
| ITF Women Santa Margherita Qual | 2018/03/12 11:30 | Costanza Traversi v Natalija Stevanovic | 1-6,0-6 |
| ITF Women Hammamet | 2018/01/14 08:00 | Elaine Genovese v Costanza Traversi | 6-4,1-6,6-4 |
| ITF Women Cordenons | 2017/12/14 12:00 | Susan Bandecchi v Costanza Traversi | 6-0,6-3 |
| ITF Women Cordenons | 2017/12/13 11:00 | Deborah Kerfs v Costanza Traversi | 6-1,6-7,3-6 |
| ITF Women Santa Margherita | 2016/05/11 08:30 | Costanza Traversi v Deborah Kerfs | 4-6,1-6 |
| ITF Women Santa Margherita | 2016/05/03 11:00 | Costanza Traversi v Karman Kaur Thandi | 6-7,3-6 |
| ITF Women Prokuplje Qual | 2018/06/30 07:00 | Katarina Kostic v Andrijana Stoilkovic | 2-6,2-6 |
| ITF Women Maribor | 2018/06/13 08:00 | Nina Alibalic v Katarina Kostic | 7-5,6-3 |
| ITF Women Maribor Qual | 2018/06/11 08:40 | Katarina Kostic v Emily Morton | 6-2,6-2 |
| ITF Women Maribor Qual | 2018/06/10 11:35 | Taro Keens v Katarina Kostic | 2-6,1-6 |
| ITF Women Maribor Qual | 2018/06/09 07:30 | Ayline Esina Samardzic v Katarina Kostic | 5-7,2-6 |
| ITF Women Banja Luka Qual | 2018/06/02 14:00 | Katarina Kostic v Romana Cisovska | 5-7,3-6 |
| ITF Women Nis Qual | 2018/05/28 07:30 | Tijana Spasojevic v Katarina Kostic | 6-2,6-2 |
| ITF Women Nis Qual | 2018/05/26 12:30 | Katarina Kostic v Ksenija Tmusic | 6-1,6-2 |