The Catholic Church in Hong Kong, established in 1841, is part of the worldwide Catholic Church, under the spiritual leadership of the Pope in Rome. All Catholics in Hong Kong are under the Diocese of Hong Kong, which is a de jure suffragan diocese of the Archdiocese of Guangzhou. However, in practice it is an immediate subject of the Holy See.

The Catholic Church in Taiwan is part of the worldwide Catholic Church, under the spiritual leadership of the Pope in Rome. The Church operates one university, the Fu Jen Catholic University.