Cath - Char
- Cathari
- Cathedra
- Cathedral
- Cathedraticum
- Catherick, Venerable Edmund
- Catherine de' Medici
- Catherine de' Ricci, Saint
- Catherine of Alexandria, Saint
- Catherine of Bologna, Saint
- Catherine of Genoa, Saint
- Catherine of Siena, Saint
- Catherine of Sweden, Saint
- Catherine, Monastery of Saint
- Catholic
- Catholic Benevolent Legion
- Catholic Club of New York
- Catholic Congresses
- Catholic Directories
- Catholic Encyclopedia
- Catholic Epistle
- Catholic Indian Missions of Canada
- Catholic Indian Missions of the United States
- Catholic Knights of America
- Catholic Missionary Union
- Catholic Missions
- Catholic Orders of Foresters
- Catholic Parochial Missions
- Catholic Periodical Literature
- Catholic Societies
- Catholic Summer Schools
- Catholic Truth Societies
- Catholic University of America
- Catholic University of Ireland
- Catholic University: University College, Dublin
- Catholic Young Men's National Union
- Catholicity in Canada
- Catholicos
- Catholics and Evolution
- Catrou, François
- Cattaro
