| UTR Pro Tennis Series Ricany Women | 2021/06/21 09:30 | Katerina Filip v Nastja Kolar | 1-6,2-5 |
| ITF W25 Madrid | 2021/06/09 13:00 | Nastja Kolar v Jessica Pieri | 6-1,2-6,6-7 |
| ITF W25 Otocec | 2021/06/01 08:00 | Raluca Georgiana Serban v Nastja Kolar | 6-4,7-5 |
| ITF W25 Otocec | 2021/05/31 08:00 | Maja Makoric v Nastja Kolar | 4-6,2-6 |
| ITF W25 Otocec | 2021/05/25 08:00 | Cristiana Ferrando v Nastja Kolar | 6-4,4-6,10-1 |
| ITF W15 Tbilisi | 2021/05/20 05:55 | Zoe Howard v Nastja Kolar | 4-6,6-3,7-5 |
| ITF W15 Tbilisi | 2021/05/19 06:00 | Laetitia Pulchartova v Nastja Kolar | 2-6,0-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/15 06:00 | Nastja Kolar v Darja Semenistaja | 4-6,4-6 |
| ITF W60 Stare Splavy | 2021/06/14 08:00 | Vera Lapko v Tayisiya Morderger | 6-0,2-6,5-10 |
| ITF W25 Pelham | 2021/05/17 18:05 | Sophie Chang v Vera Lapko | 6-3,6-4 |
| ITF W100 Bonita Springs | 2021/05/12 16:00 | Vera Lapko v Renata Zarazua | 4-6,5-7 |
| ITF W25 Naples | 2021/05/07 13:30 | Fernanda Contreras Gomez v Vera Lapko | 6-1,6-4 |
| ITF W25 Naples | 2021/05/06 13:00 | Vera Lapko v Alexandra Yepifanova | 6-1,4-6,6-3 |
| ITF W25 Naples | 2021/05/05 15:00 | Alina Charaeva v Vera Lapko | 3-6,2-6 |
| WTA Lyon | 2021/03/03 10:00 | Vera Lapko v Viktorija Golubic | 7-5,4-6,3-6 |
| WTA Yarra Valley Classic | 2021/02/01 03:25 | Vera Lapko v Petra Martic | 6-4,3-6,2-6 |