High Quality Content by WIKIPEDIA articles! Roman Catholicism in Indonesia is one of the six approved religions in the country, the others being Islam, Protestantism, Hinduism, Buddhism, and Confucianism. According official figures, Catholics make up 3.05 percent of the population in 2000. This would yield the number of the Catholics to about 6,5 millions. The Church is organised into 10 archdioceses and 27 dioceses. It is led by Cardinal Julius Riyadi Darmaatmadja, S.J. There are several active religious orders, including the Jesuits an the SVD. The history of Catholicism in Indonesia began with the arrival of the Portuguese in search of the Spice Islands in the 16th century.