Stadium: Court 1 Round: 44 Ground: Hardcourt outdoor
| Eastern European Championship Women | 2020/07/30 13:10 | Jocovic, Andjela v Katarina Kozarov | 6-4,6-1 |
| Eastern European Championship Women | 2020/07/29 13:30 | Nefisa Berberovic v Katarina Kozarov | 7-5,6-0 |
| Eastern European Championship Women | 2020/07/27 14:15 | Elena Milovanovic v Katarina Kozarov | 6-2,7-6 |
| ITF W15 Cancun | 2020/02/21 14:00 | Maria Lourdes Carle v Katarina Kozarov | 6-1,6-2 |
| ITF W15 Cancun | 2020/02/20 17:05 | Nadel, Nicole v Katarina Kozarov | 7-5,3-6,3-6 |
| ITF W15 Cancun | 2020/02/19 15:00 | Katarina Kozarov v Fanny Ostlund | 6-0,6-4 |
| ITF W15 Cancun | 2020/02/16 17:00 | Katarina Kozarov v Reimchen, Anastasia | 6-2,6-2 |
| ITF - W15 Antalya | 2019/12/19 07:00 | Katarina Kozarov v Sakura Hosogi | 6-4,3-6,1-6 |
| Colina, Simples W-ITF-CHI-01A | 2019/11/05 14:00 | Solana Sierra v Kurata, Nathaly | 6-3,5-7,9-11 |
| Colina, Simples W-ITF-CHI-01A | 2019/11/04 15:25 | Thaisa Grana Pedretti v Solana Sierra | 4-6,6-2,6-10 |
| ITF W15 Buenos Aires | 2019/10/10 17:05 | Jazmin Ortenzi v Solana Sierra | 6-3,4-6,6-2 |
| ITF W15 Buenos Aires | 2019/10/09 12:00 | Kiernan, Emma Erin v Solana Sierra | 3-6,3-6 |
| ITF W15 Buenos Aires | 2019/09/14 17:35 | Piai, Eduarda v Solana Sierra | 2-6,6-4,6-3 |
| ITF W15 Buenos Aires | 2019/09/13 13:00 | Solana Sierra v Martinich, Ivania | 6-0,6-2 |
| ITF W15 Buenos Aires | 2019/09/12 15:10 | Larranaga, Juana v Solana Sierra | 3-6,2-6 |
| ITF W15 Buenos Aires | 2019/09/10 19:00 | Lacasse, Raphaelle v Solana Sierra | 6-3,3-6,5-7 |