Stadium: Court 2 Round: 54 Ground: Hardcourt outdoor
| ITF - Monastir W15 | 2021/06/09 08:30 | Katarina Kozarov v Dalayna Hewitt | 0-6,4-6 |
| ITF - Florence W25 | 2021/10/12 15:20 | Katarina Kozarov v Alana Smith | 6-3,1-6,8-10 |
| UTR Pro Tennis Series - Floryda - Kobiety | 2021/09/16 16:30 | Katarina Kozarov v Anais Gabriel | 6-4,5-1 |
| UTR Pro Tennis Series - Floryda - Kobiety | 2021/09/15 12:00 | Katarina Kozarov v Stephanie Kent | 6-3,6-1 |
| ITF - Vigo W25 | 2021/08/25 14:30 | Alba Carrillo Marin v Katarina Kozarov | 7-6,6-1 |
| ITF - Vigo W25 | 2021/08/24 09:55 | Sowjanya Bavisetti v Katarina Kozarov | 2-6,2-6 |
| ITF - Ourense W25 | 2021/08/17 07:55 | Jaimee Fourlis v Katarina Kozarov | 7-5,6-2 |
| ITF - Ourense W25 | 2021/08/16 09:50 | Emilie L Gallagher v Katarina Kozarov | 6-3,6-7,8-10 |
| ITF - Ourense W25 | 2021/08/15 09:00 | Julieta H Andrino v Katarina Kozarov | 0-6,1-6 |
| ITF - Rancho Santa Fe W60 | 2021/10/13 16:15 | Dalayna Hewitt v Elvina Kalieva | 5-7,6-1,2-6 |
| ITF - Rancho Santa Fe W60 | 2021/10/12 16:30 | Katherine Hui v Dalayna Hewitt | 3-6,3-6 |
| ITF - Las Vegas W60 | 2021/10/08 19:30 | Dalayna Hewitt v Yuriko Lily Miyazaki | 6-2,3-6,4-6 |
| ITF - Las Vegas W60 | 2021/10/07 19:05 | Dalayna Hewitt v Amy Zhu | 6-3,7-6 |
| ITF - Las Vegas W60 | 2021/10/05 18:20 | Nagi Hanatani v Dalayna Hewitt | 2-6,1-6 |
| UTR Pro Tennis Series - Teksas - Kobiety | 2021/09/25 14:30 | Dalayna Hewitt v Jayci Goldsmith | 2-5 |
| UTR Pro Tennis Series - Teksas - Kobiety | 2021/09/24 16:30 | Dalayna Hewitt v Daria Smetannikov | 6-1,7-5 |
| UTR Pro Tennis Series - Teksas - Kobiety | 2021/09/23 13:00 | Dalayna Hewitt v Elena Mireles | 6-3,6-2 |