| ITF - Sozopol W15 | 2021/09/16 12:20 | Nastja Kolar v Gabriela Duca | 6-4,4-6,6-3 |
| UTR Pro Tennis Series - Plovdiv - Kobiety | 2021/12/13 10:30 | Gabriela Duca v Alexandra Iordache | 6-2,6-2 |
| ITF - Sharm El Sheikh W15 | 2021/11/17 13:05 | Priska Madelyn Nugroho v Gabriela Duca | 6-1,6-1 |
| ITF - Sharm El Sheikh W15 | 2021/11/10 14:10 | Anastasia Sukhotina v Gabriela Duca | 6-2,7-6 |
| ITF - Sharm El Sheikh W15 | 2021/11/09 08:00 | Gabriela Duca v Lena Greiner | 6-2,6-3 |
| ITF - Sharm El Sheikh W15 | 2021/11/08 08:00 | Gabriela Duca v Shiran Arol Wiegand | 6-4,6-2 |
| ITF - Sharm El Sheikh W15 | 2021/11/04 13:20 | Ho Ching Wu v Gabriela Duca | 6-3,6-3 |
| ITF - Sharm El Sheikh W15 | 2021/11/03 14:30 | Gabriela Duca v Vera Deepoem | 6-2,6-3 |
| ITF - Sharm El Sheikh W15 | 2021/10/27 08:00 | Hong Yi Cody Wong v Gabriela Duca | 6-3,6-4 |
| UTR Pro Tennis Series Barcelona - Kobiety | 2021/12/11 12:30 | Darja Semenistaja v Nastja Kolar | 0-6,7-5,7-6 |
| UTR Pro Tennis Series Barcelona - Kobiety | 2021/12/10 11:00 | Nastja Kolar v Silvia Martinez Jimenez | 6-2,6-2 |
| UTR Pro Tennis Series Barcelona - Kobiety | 2021/12/09 11:00 | Nastja Kolar v Kristyna Hrabalova | 6-1,6-4 |
| UTR Pro Tennis Series Barcelona - Kobiety | 2021/12/08 10:30 | Ivonne Cavalle-Reimers v Nastja Kolar | 4-6,6-4,6-2 |
| UTR Pro Tennis Series - Zadar - Kobiety | 2021/11/29 12:30 | Nastja Kolar v Victoria Borodulina | 6-2,6-2 |
| UTR Pro Tennis Series - Zadar - Kobiety | 2021/11/29 09:51 | Nastja Kolar v Andjela Lopicic | 6-0,6-3 |
| UTR Pro Tennis Series - Zadar - Kobiety | 2021/11/27 08:00 | Nastja Kolar v Chiara Jerolimov | 6-1,3-2 |
| UTR Pro Tennis Series - Zadar - Kobiety | 2021/11/26 08:00 | Nastja Kolar v Laura Svatikova | 5-7,6-1,4-6 |