- Ukrainian Catholic Eparchy of Volodymyr–Brest
- Union of Brest
- Ukrainian Greek Catholic Church
- List of eparchies of the Ukrainian Greek Catholic Church
- Ukrainian Catholic Archiepiscopal Exarchate of Lutsk
- Ukrainian Catholic Eparchy of Vilnius
- List of Catholic dioceses in Ukraine
- History of Christianity in Ukraine
- Josaphat Kuntsevych
- Lists of leaders of the Ukrainian Greek Catholic Church
