Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Lagos, Singles W-WITF-NGR-02A | 2018/10/03 09:00 | Merel Hoedt v Kolar, Nastja | 3-6,1-6 |
| Metepec, Singles W-ITF-MEX-24A | 2019/10/25 16:00 | Sabastiani Leon v Merel Hoedt | 6-7,6-1,6-4 |
| Metepec, Singles W-ITF-MEX-24A | 2019/10/24 16:50 | Anttila, Alexandra v Merel Hoedt | 3-6,6-0,1-6 |
| Metepec, Singles W-ITF-MEX-24A | 2019/10/18 15:55 | Stacey Fung v Merel Hoedt | 6-2,6-1 |
| Metepec, Singles W-ITF-MEX-24A | 2019/10/17 19:00 | Jandric, Tea v Merel Hoedt | 6-4,1-6,3-6 |
| Pretoria, Singles W-ITF-RSA-02A | 2019/10/06 08:00 | Neuwirth, Yvonne v Merel Hoedt | 2-6,1-6 |
| Pretoria, Singles W-ITF-RSA-02A | 2019/10/04 07:30 | Lian Tran v Merel Hoedt | 5-7,7-6,3-6 |
| Pretoria, Singles W-ITF-RSA-02A | 2019/10/02 07:30 | Demi Tran v Merel Hoedt | 6-4,0-6,2-6 |
| Johannesburg, Singles W-ITF-RSA-01A | 2019/09/28 12:15 | Tina Nadine Smith v Merel Hoedt | 6-3,6-0 |
| ITF W15 Cairo | 2020/01/24 08:00 | Wargnier, Lucie v Kolar, Nastja | 6-2,7-5 |
| ITF W15 Cairo | 2020/01/23 11:10 | Anastasia Zolotareva v Kolar, Nastja | 2-6,6-7 |
| ITF W15 Cairo | 2020/01/22 13:55 | Atik, Rita v Kolar, Nastja | 6-4,6-7,3-6 |
| ITF W15 Cairo | 2020/01/16 08:00 | Martinez Regalado, Eva v Kolar, Nastja | 6-4,6-4 |
| ITF W15 Cairo | 2020/01/15 14:15 | Kovac, Jelena v Kolar, Nastja | 0-6,5-7 |
| ITF W15 Cairo | 2019/12/14 08:00 | Oana Georgeta Simion v Kolar, Nastja | 6-3,6-2 |
| ITF W15 Cairo | 2019/12/13 07:30 | Marfutina, Maria v Kolar, Nastja | 5-7,1-6 |
| ITF W15 Cairo | 2019/12/12 11:40 | Stamat, Vitalia v Kolar, Nastja | 5-7,4-6 |