The Rugby Championship of Yugoslavia was the highest level competition of the Rugby union in Yugoslavia. The league lasted until 1991, when several successor leagues were formed. Results Wins by club RK Nada Split (11 championships) RK Čelik Zenica (7 championships) RK Zagreb (6 championships) RK Partizan Belgrade (5 championships) RK Dinamo Pančevo (4 championships) Mladost Zagreb (1 championship) RK Jedinstvo Pančevo (1 championship) Rugby union in Yugoslavia Yugoslavian Rugby union Sports leagues established in 1957 1957 establishments in Yugoslavia Rugby