Stadium: Hard 17 Round: 25 Ground: Hardcourt outdoor
| ITF - M15 Heraklion | 2023/10/17 13:05 | Zelimir Rudan v Alessandro Pecci | 1-6,2-6 |
| ITF - M25 Heraklion | 2023/03/12 07:00 | Zelimir Rudan v Francois Musitelli | 1-6,2-6 |
| ITF - M15 Sharm-el-Sheikh | 2023/02/19 12:30 | Zelimir Rudan v Leonardo Catani | 3-6,0-6 |
| ITF - M15 Sharm-el-Sheikh | 2023/02/12 14:00 | Zelimir Rudan v Hong Kit Wong | 5-7,6-7 |
| ITF - M15 Sharm-el-Sheikh | 2023/02/05 10:00 | Zelimir Rudan v Eric David Verdes | 3-6,7-6,3-10 |
| ITF - M15 Sharm-el-Sheikh | 2023/01/31 08:00 | Tomas Lanik v Zelimir Rudan | 6-1,6-0 |
| ITF - M15 Sharm-el-Sheikh | 2023/01/30 08:00 | Alexandru Cristian Dumitru v Zelimir Rudan | 7-6,5-7,9-11 |
| ITF - M15 Sharm-el-Sheikh | 2023/01/29 10:00 | Dzhordzho Binda v Zelimir Rudan | 5-7,2-6 |
| Challenger - Sibiu | 2023/09/20 10:20 | Giovanni Fonio v Cezar Cretu | 7-6,6-3 |
| Davis Cup | 2023/09/16 09:45 | Cezar Cretu v Tung-Lin Wu | 6-4,6-4 |
| ITF - M15 Constanta | 2023/09/10 08:00 | Cezar Cretu v Juan Pablo Paz | 3-6,7-5,6-1 |
| ITF - M15 Constanta | 2023/09/09 08:00 | Cezar Cretu v Pietro Marino | 6-1,7-5 |
| ITF - M15 Constanta | 2023/09/08 07:00 | Cezar Cretu v Lorenzo Joaquin Rodriguez | 7-5,6-0 |
| ITF - M15 Constanta | 2023/09/07 08:15 | Cezar Cretu v Federico Campana | 6-7,6-1,6-3 |
| ITF - M15 Constanta | 2023/09/06 08:10 | Cezar Cretu v Bogdan Pavel | 6-3,6-3 |
| ITF - M15 Boekarest | 2023/08/30 08:10 | Cezar Cretu v Calin Manda | 3-6,1-6 |