Stadium: Court 2 Round: 25 Ground: Clay
| ITF W15 Prokuplje | 2021/07/06 11:25 | Doroteja Petrovic v 수사리나, 마리아 | 1-6,2-6 |
| ITF W15 Prokuplje | 2021/07/06 10:30 | Doroteja Petrovic v 수사리나, 마리아 | 1-6,2-5 |
| ITF W15 Prokuplje | 2021/06/27 13:30 | Calinescu, Cosima Trinity v Doroteja Petrovic | 4-6,6-2,10-3 |
| ITF W15 Banja Luka | 2021/06/02 10:50 | 마르티니치, 이바니아 v Doroteja Petrovic | 6-0,6-1 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/15 10:30 | Yoanna Radulova v Doroteja Petrovic | 1-6,6-4,4-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/14 09:00 | Doroteja Petrovic v 미하이로바, 게브리엘라 | 1-6,4-6 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/10 08:30 | 코랄, 나스티아 v Doroteja Petrovic | 6-0,5-1 |
| UTR Pro Tennis Series Pazardzhik Women | 2021/05/08 06:00 | Silvia Maria Costache v Doroteja Petrovic | 6-2,7-6 |
| ITF W25 Vrnjacka Banja | 2021/08/17 07:30 | 코자키, 푸나 v Karatancheva, Lia | 6-2,6-3 |
| ITF W25 Vrnjacka Banja | 2021/08/16 12:30 | 코자키, 푸나 v Laki, Michaela | 6-2,6-3 |
| ITF W25 Vrnjacka Banja | 2021/08/15 15:00 | 코자키, 푸나 v Melnikova, Aleksandra | 6-1,6-0 |
| ITF W25 Radom | 2021/08/09 12:35 | 데티우크, 아나스타시아 v 코자키, 푸나 | 7-5,6-7,10-7 |
| ITF W25 Radom | 2021/08/08 09:30 | 코자키, 푸나 v 마조니, 엠마 | 6-3,6-2 |
| ITF W15 Cordenons | 2021/07/28 09:40 | 코자키, 푸나 v Catini, Chiara | 7-5,5-7,3-6 |
| ITF W25 Telavi | 2021/07/21 06:00 | 안드리안자피트리모, 테사 v 코자키, 푸나 | 6-2,6-0 |
| ITF W25 Telavi | 2021/07/20 08:45 | 나델, 니콜 v 코자키, 푸나 | 1-6,3-6 |