The 2018 Croatian Championships were held on June 10 in Sisek, Croatia.
Senior All-Around Results
| Rank | Athlete | Club | VT | UB | BB | FX | AA |
| 1 | Christina Zwicker | Hrv. Sokol | 12.333 | 10.670 | 12.566 | 12.600 | 48.169 |
| 2 | Petra Furac | Sokol Karlovac | 12.900 | 9.230 | 10.866 | 11.370 | 44.366 |
| 3 | Ira Bencinic | Rijeka | 12.500 | 9.130 | 10.366 | 11.230 | 43.226 |
| 4 | Korina Belokleic | Sokol Karlovac | 12.066 | 5.530 | 7.100 | 10.070 | 34.766 |
| 5 | Magdalena Krnjakovic | Sokol Slav. Brod | 11.433 | —— | 10.466 | 9.770 | 31.699 |
| 6 | Tijana Tkalcec | Macan | 13.466 | 4.970 | —— | 11.430 | 29.866 |
| 7 | Dora Kranzelic | Hrv. Sokol | —— | 2.270 | 10.700 | 12.700 | 25.670 |
| 8 | Marija Milas | Osijek Zito | 10.733 | 3.830 | 10.233 | —— | 24.796 |
| 9 | Mia Matkovic | Sokol Slav. Brod | 11.066 | 2.670 | —— | 9.570 | 23.306 |
| 10 | Ema Kajic | Vita Rijeka | 13.466 | 1.470 | —— | —— | 14.936 |
| 11 | Tina Zelcic | Hrv. Sokol | —— | —— | 11.800 | —— | 11.800 |
Junior All-Around Results
| Rank | Athlete | Club | VT | UB | BB | FX | AA |
| 1 | Korina Brnada | Marjan | 11.133 | 9.170 | 10.066 | 9.570 | 39.939 |
| 2 | Tia Senjak | Novi Zagreb | 12.100 | 8.370 | 9.900 | 8.600 | 38.970 |
| 3 | Anamarija Bosnjak | Novi Zagreb | 11.300 | 3.170 | 7.533 | 8.730 | 30.733 |
| 4 | Erin Bakran | Dubrava | 11.400 | —— | 9.300 | 9.700 | 30.400 |
The Gymternet 