Ana Lenard, Masa Martinovic and Andjelo Kvesic all won in their respective categories on a fine day for the country.

Lenard's success came in the women's under 61kg kumite after she saw off Anita Serogina of Ukraine in the final.

Bronze medals went to Tina Maric, another Croatian, and Nailva Gataullina of Russia.

Martinovic powered to victory in the women's over 68kg after a final success over Dragana Konjevic of Montenegro.

There were also medals for Slovakia's Dominika Tatarova and Diellza Draghusa of Kosovo who claimed bronzes.

Kvesic ensured Croatia won a men's title too as he took home over 84kg gold.

He defeated Ziya Yasar of Turkey with Missipsa Hamadini of Algeria and Kanlic Sanin taking the division's bronzes.

Elsewhere, there was also success for Austria's Alisa Buchinger who triumphed in the women's under 68kg after beating Serbian Ivana Comagic.

Ukraine's Iryna Kaminska won the first of the bronze medals with Marina Rakovic of Montenegro collecting the second.

Macedonia took gold in the men's under 75kg as Saudi Arabia's Majed Alkhalifah took silver after losing in the final.

Murat Sahin of Switzerland claimed bronze alongside England's Ryan Jay.

In the men's under 84kg, Meris Muhovic of Bosnia and Herzegovina was the gold medallist, beating Hacene Guiri of Algeria in the decider.

Bronzes went to Anes Congo, another Bosnian, while there was a home medal as Slovenia's Jus Markac also took a minor medal.

Kata competitions were also held on day one today, with the men's title going to Italy's Gabrielle Petroni.

Mijat Vojvodic of Macedonia took silver with Italian Mattia Busato and Antonio Alamo of Spain clinching bronze medals.

The women's kata champion was Hong Kong's Grace Lau Mo Sheung, who beat Biserka Radulovic of Montenegro into silver.

Yee Yin Tung of Hong Kong and Belarus' Sviatlana Yermakova claimed bronze.

The World Cup will conclude tomorrow.