Ground: Clay
| ITF M25 Columbus | 2023/11/14 20:30 | Christopher Bulus v Cesar Bouchelaghem | 5-7,7-6,4-6 |
| ITF M15 Telavi | 2023/10/25 12:30 | Christopher Bulus v Zura Tkemaladze | 6-7,6-1,3-6 |
| ITF M25 Telavi | 2023/10/19 09:00 | Martin Krumich v Christopher Bulus | 6-2,6-3 |
| ITF M25 Telavi | 2023/10/18 06:00 | Christopher Bulus v Eric Vanshelboim | 6-1,7-6 |
| ITF M25 Telavi | 2023/10/12 05:55 | Eric Vanshelboim v Christopher Bulus | 6-2,6-1 |
| ITF M25 Telavi | 2023/10/11 07:55 | Christopher Bulus v Jeremy Gschwendtner | 6-2,2-6,6-3 |
| ITF M15 Ithaca | 2023/10/05 17:50 | Liam Draxl v Christopher Bulus | 6-3,6-2 |
| ITF M15 Ithaca | 2023/10/04 17:55 | Christopher Bulus v Adit Sinha | 6-7,6-4,6-2 |
| ITF M15 Sharm El Sheikh | 2023/12/13 14:20 | Dusan Obradovic v Max Wiskandt | 3-6,4-6 |
| ITF M15 Sharm El Sheikh | 2023/12/06 14:20 | Dusan Obradovic v Mees Rottgering | 0-6,3-6 |
| ITF M25 Pazardzhik | 2023/10/03 09:55 | Dusan Obradovic v Max Houkes | 1-6,1-6 |
| ITF M15 Kursumlijska Banja | 2023/09/20 11:35 | Gabriel Donev v Dusan Obradovic | 7-5,6-2 |
| ITF M15 Kursumlijska Banja | 2023/09/17 10:30 | Svyatoslav Gulin v Dusan Obradovic | 2-6,3-6 |
| ITF M15 Kursumlijska Banja | 2023/09/16 08:30 | Francesco Ferrari v Dusan Obradovic | 2-6,1-6 |
| ITF M15 Kursumlijska Banja | 2023/09/15 09:00 | Vlad Andrei Dancu v Dusan Obradovic | 6-3,3-6,2-6 |
| ITF M15 Kursumlijska Banja | 2023/09/14 10:20 | Dusan Obradovic v Nicolas Buitrago | 6-2,6-2 |