Stadium: Court 2 Round: 44 Ground: Clay
| ITF M15 Ulcinj | 2021/09/08 08:00 | Gabriel Donev v Rajic, Dusan | 6-4,6-7,7-5 |
| ITF M15 Ulcinj | 2021/09/06 13:00 | Matthew Dellavedova v Rajic, Dusan | 2-6,5-7 |
| ITF M15 Ulcinj | 2021/09/06 07:30 | Rajic, Dusan v Smilansky, Igor | 6-4,6-4 |
| ITF M15 Ulcinj | 2021/09/05 07:30 | Ammar Elamin v Rajic, Dusan | 4-6,4-6 |
| ITF M15 Ulcinj | 2021/09/01 11:25 | Matthew Dellavedova v Rajic, Dusan | 6-2,6-3 |
| ITF M15 Ulcinj | 2021/08/30 11:30 | Dusan Obradovic v Rajic, Dusan | 4-6,6-3,2-10 |
| ITF M15 Ulcinj | 2021/08/30 07:30 | Lautaro Agustin Falabella v Rajic, Dusan | 6-3,3-6,2-10 |
| ITF M15 Novi Sad | 2021/08/02 11:00 | Rajic, Dusan v Lukas Palovic | 4-6,1-6 |
| ITF M25 Bacau | 2021/08/17 10:10 | Madaras, Dragos Nicolae v Dumitru, Vlad Andrei | 6-1,6-2 |
| ITF M15 Curtea de Arges | 2021/08/11 10:25 | Dumitru, Vlad Andrei v Cezar Cretu | 5-7,1-6 |
| ITF M25 Pitesti | 2021/08/05 14:55 | Dumitru, Vlad Andrei v Madaras, Dragos Nicolae | 3-6,4-6 |
| ITF M25 Pitesti | 2021/08/04 11:25 | Dumitru, Vlad Andrei v Borza, Bogdan | 7-5,6-3 |
| ITF - M15 Doboj | 2021/07/11 09:30 | Dumitru, Vlad Andrei v Carles Hernandez | 4-6,2-6 |
| ITF M15 Sofia | 2021/07/04 07:30 | Dumitru, Vlad Andrei v Leonid Sheyngezikht | 1-6,4-6 |
| UTR Pro Tennis Series Bucharest | 2021/06/04 08:30 | Dumitru, Vlad Andrei v Facundo Juarez | 2-6,6-7 |
| UTR Pro Tennis Series Bucharest | 2021/06/03 09:00 | Juan Pablo Paz v Dumitru, Vlad Andrei | 6-2,5-1 |