Stadium: Grandstand Round: 26 Ground: Clay
| ITF M25 Belgrade MD | 2021/07/02 11:30 | Babic/Fallert v Cukierman/Fenty | 6-7,0-6 |
| ITF M25 Belgrade MD | 2021/06/29 13:00 | Babic/Fallert v Palosi/Pavel | 4-6,6-1,10-4 |
| ITF M25 Kiseljak MD | 2021/05/29 10:00 | Reis da Silva/Sels v Babic/Fallert | 6-4,3-6,10-3 |
| ITF M25 Kiseljak MD | 2021/05/27 15:35 | Casanova/Peters v Babic/Fallert | 6-4,2-6,9-11 |
| ITF M25 Kiseljak MD | 2021/05/26 12:00 | Goldsteiner/Prechtel v Babic/Fallert | 4-6,3-6 |
| ITF M25 Jablonec Nad Nisou MD | 2021/05/18 13:40 | Babic/Fallert v Agamenone/Matuszewski | 3-6,1-6 |
| Challenger Zagreb MD | 2021/05/12 08:00 | Babic/Fallert v King/Reese | 7-6,4-6,8-10 |