Stadium: Court 2 Round: 44 Ground: Clay
| 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 - Belgrad | 2021/06/28 10:00 | Jaimee Floyd Angele v Stefan Ivic | 6-3,7-5 |
| ITF M25 - Belgrad | 2021/06/27 09:00 | Drazen Petrovic v Stefan Ivic | 6-3,3-6,8-10 |
| ITF M15 - Skopje | 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 |
| ITF M15 - Prijedor | 2021/05/11 08:00 | Rimpei Kawakami v Stefan Ivic | 6-0,6-1 |
| ITF M15 - Prijedor | 2021/05/10 09:15 | Milos Vukovic v Stefan Ivic | 6-7,4-6 |
| ITF M15 - Telavi | 2021/08/03 09:55 | Aliaksandr Liaonenka v Julian Cash | 6-7,6-7 |
| ITF M15 - Telavi | 2021/08/02 10:00 | Aliaksandr Liaonenka v Danil Spasibo | 6-7,4-6 |
| ITF M15 - Telavi | 2021/08/02 06:00 | Aliaksandr Liaonenka v Vladislav Gorbatenko | 6-3,6-4 |
| ITF M25 - Telavi | 2021/07/30 08:05 | Sanjar Fayziev v Aliaksandr Liaonenka | 3-6,6-1,6-4 |
| ITF M15 - Novomoskovsk | 2021/06/03 16:55 | Aliaksandr Liaonenka v Marat Deviatiarov | 1-6,4-6 |
| ITF M15 - Novomoskovsk | 2021/05/31 07:00 | Aliaksandr Liaonenka v Olexiy Kolisnyk | 3-6,6-3,10-8 |
| ITF M15 - Novomoskovsk | 2021/05/31 06:15 | Aliaksandr Liaonenka v Simon Habsuda | 6-2,6-0 |
| ITF M15 - Novomoskovsk | 2021/05/30 06:15 | Aliaksandr Liaonenka v Egor Matvievici | 6-2,6-3 |