March |
| 11 | 10-16 Mar | ITF World Tennis Tour (Men) | Porec | CRO | M15 | EL, Results | | | |
| 12 | 15-23 Mar | TEJT 16&U | Veli LošInj | CRO | Category 3 | FS, EL, Results, OP | | | |
| 12 | 17-23 Mar | ITF World Tennis Tour (Men) | Rovinj | CRO | M15 | EL, Results | LiveScore | | |
| 12 | 17-23 Mar | ATP Challenger | Zadar | CRO | Challenger 75 | MS, MD, SQ | LiveScore | | |
| 13 | 22-30 Mar | TEJT 12&U | Vrsar | CRO | Category 1 | FS, EL, Results, OP | | | |
| 13 | 22-30 Mar | TEJT 14&U | Veli LošInj | CRO | Category 2 | FS, EL, Results, OP | | | |
| 13 | 24-30 Mar | ITF World Tennis Tour (Men) | Opatija | CRO | M15 | EL | | | |
| 14 | 31 Mar-6 Apr | TEJT 16&U | Rijeka | CRO | Category 3 | FS | | | |
| 14 | 31 Mar-6 Apr | ITF World Tennis Tour (Juniors) | Vrsar | CRO | J300 | EL | | | |
April |
| 15 | 7-12 Apr | ITF World Tennis Masters | Cavtat | CRO | MT400 | | | | |
| 15 | 7-13 Apr | TEJT 14&U | Vinkovci | CRO | Category 3 | FS | | | |
| 16 | 14-20 Apr | ITF World Tennis Tour (Men) | Dubrovnik | CRO | M15 | | | | |
| 16 | 14-20 Apr | TEJT 14&U | Solin | CRO | Category 3 | FS | | | |
| 17 | 21-27 Apr | TEJT 14&U | Zagreb | CRO | Category 2 | FS | | | |
| 18 | 28 Apr-4 May | TEJT 12&U | ČAkovec | CRO | Category 2 | FS | | | |
June |
| 26 | 23-29 Jun | TEJT 16&U | ČAkovec | CRO | Category 2 | FS | | | |
July |
| 29 | 14-20 Jul | TEJT 12&U | Stobreč | CRO | Category 2 | FS | | | |
| 29 | 14-20 Jul | TEJT 16&U | ĐAkovo | CRO | Category 3 | FS | | | |
| 30 | 20-26 Jul | ATP Tour | Plava Laguna Croatia Open, Umag | CRO | ATP 250 | | | | |
|