| UTR Pro Zadar | 2023/03/29 06:00 | Andre Biro v Oleg Prihodko | 2-6,1-6 |
| UTR Pro Zadar | 2023/03/28 07:30 | Ivan Sergeyev v Oleg Prihodko | 6-4,3-6,0-6 |
| Challenger Szekesfehervar | 2023/03/16 09:00 | Oleg Prihodko v Damir Dzumhur | 3-6,6-1,3-6 |
| Challenger Szekesfehervar | 2023/03/15 09:00 | Matyas Fuele v Oleg Prihodko | 2-6,1-6 |
| Challenger Szekesfehervar | 2023/03/13 10:40 | Oleg Prihodko v Kenny de Schepper | 6-4,6-3 |
| Challenger Szekesfehervar | 2023/03/12 14:00 | Evgeny Karlovskiy v Oleg Prihodko | 6-7,1-6 |
| Challenger Pau | 2023/02/26 17:50 | Valentin Royer v Oleg Prihodko | 7-6,6-4 |
| Challenger Rovereto | 2023/02/19 16:55 | Andrea Arnaboldi v Oleg Prihodko | 6-7,7-5,6-3 |
| UTR Pro Zadar | 2023/03/28 08:57 | Andre Biro v Josip Simundza | 6-2,6-3 |
| UTR Pro Zadar | 2023/03/27 08:58 | Josip Simundza v Duje Ajdukovic | 6-2,2-6,2-6 |
| ITF M25 Opatija | 2023/03/19 13:30 | Josip Simundza v Gian M Di Natale | 3-6,2-6 |
| ITF M15 Rovinj | 2023/03/14 10:15 | Paul Woerner v Josip Simundza | 6-2,3-6,10-7 |
| ITF M15 Rovinj | 2023/03/13 10:30 | Josip Simundza v Twan Van Zijl | 6-3,6-3 |
| ITF M15 Rovinj | 2023/03/12 12:00 | Josip Simundza v Jaka Protic Zakelj | 6-0,6-1 |
| ITF M15 Porec | 2023/03/05 11:30 | Josip Simundza v Aljaz Jeran | 6-3,6-1 |
| UTR Pro Zadar | 2023/03/04 11:00 | Vanja Hodzic v Josip Simundza | 6-3,5-7,5-7 |