Stadium: Court 5 Round: 44 Ground: Clay
| ITF M15 Zlatibor | 2021/09/12 07:30 | Dusan Trunic v Ognjen Pavlovic | 6-1,6-1 |
| UTR Pro Tennis Series Portoroz | 2021/08/28 08:30 | Dusan Trunic v Julien De Cuyper | 3-0 |
| UTR Pro Tennis Series Portoroz | 2021/08/27 13:30 | Egor Agafonov v Dusan Trunic | 6-1,7-5 |
| UTR Pro Tennis Series Portoroz | 2021/08/26 14:00 | Yanais Laurent v Dusan Trunic | 6-1,6-1 |
| ITF M15 Szarajevó | 2021/06/02 10:30 | Dusan Trunic v Simon Beaupain | 2-6,4-6 |
| ITF M15 Zlatibor | 2021/09/12 08:45 | Stefan Ivic v Luka Todorovic | 6-4,6-1 |
| ITF M15 Ulcinj | 2021/09/05 07:30 | Stefan Ivic v Aliaksandr Liaonenka | 4-6,4-6 |
| ITF M15 Novi Sad | 2021/07/25 10:45 | Stefan Ivic v Bogdan Pavel | 6-7,1-6 |
| ITF M15 Doboj | 2021/07/11 08:15 | Stefan Ivic v Vladan Tadic | 3-6,6-3,8-10 |
| ITF M25 Belgrád | 2021/06/28 10:00 | Jaimee Floyd Angele v Stefan Ivic | 6-3,7-5 |
| ITF M25 Belgrád | 2021/06/27 09:00 | Drazen Petrovic v Stefan Ivic | 6-3,3-6,8-10 |
| ITF M15 Szkopje | 2021/05/31 12:30 | Stefan Ivic v Oscar Moraing | 5-7,1-6 |
| ITF M15 Brcko | 2021/05/16 14:00 | Obrad Markovski v Stefan Ivic | 6-4,6-2 |