Stadium: Court 8 Round: 27 Ground: Clay
| UTR Pro Zadar | 2023/03/30 07:30 | Kekez, Duje v Dusan Obradovic | 3-6,1-6 |
| ITF M15 Novi Sad | 2022/08/03 10:05 | Kekez, Duje v Dusan Obradovic | 4-6,6-7 |
| ITF M15 Novi Sad | 2023/08/03 09:25 | Viktor Jovic v Dusan Obradovic | 0-6,6-3,2-6 |
| ITF M15 Novi Sad | 2023/08/02 12:10 | Vuk Radjenovic v Dusan Obradovic | 4-6,4-6 |
| ITF M15 Novi Sad | 2023/07/26 10:00 | Valerio Aboian v Dusan Obradovic | 6-3,6-2 |
| ITF M15 Belgrade | 2023/06/29 09:15 | Leonardo Aboian v Dusan Obradovic | 6-3,6-2 |
| ITF M15 Belgrade | 2023/06/27 11:55 | Dusan Obradovic v Strahinja Cejovic | 6-1,6-1 |
| ITF - M15 Kursumlijska Banja | 2023/06/21 15:45 | Dusan Obradovic v Marat Sharipov | 3-6,7-6,1-6 |
| ITF - M15 Kursumlijska Banja | 2023/06/14 10:20 | Cizelj-Zivkovic, Stefan v Dusan Obradovic | 4-6,1-6 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2023/06/09 08:55 | Matej Dodig v Dusan Obradovic | 6-3,6-4 |
| ITF M15 Novi Sad | 2023/08/03 11:45 | Kekez, Duje v Nicolas Bruna | 6-4,7-5 |
| ITF M15 Novi Sad | 2023/08/02 09:25 | Kekez, Duje v Thiago Cigarran | 6-4,6-4 |
| ITF M15 Novi Sad | 2023/07/27 08:00 | Mili Poljicak v Kekez, Duje | 4-6,6-1,6-4 |
| ITF M15 Novi Sad | 2023/07/26 11:50 | Kekez, Duje v Erik Arutiunian | 7-6,6-4 |
| ITF M15 Store | 2023/06/21 08:15 | Kekez, Duje v Pietro Pampanin | 3-6,2-6 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2023/06/06 11:00 | Kekez, Duje v Matej Dodig | 2-6,4-6 |
| ITF M15 Krsko | 2023/05/18 12:30 | Kekez, Duje v Gergely Madarasz | 4-6,6-1,5-7 |
| ITF M15 Osijek | 2023/05/04 10:30 | Kekez, Duje v Michael Gloeckler | 3-6,6-7 |