Catholic
- Academy of the Sacred Heart
- Agreda, María de Jesús de
- Alamo
- Amarillo, Catholic Diocese of
- Aparicio, Francisco
- Aranda, Miguel de
- Assumption Seminary
- Austin, Catholic Diocese of
- Ayeta, Francisco de
- Ayres, Claudia [Mother Mary Angelique]
- Balli, Jose Nicolas
- Bard, John Peter
- Barzynski, Vincent
- Basilian Fathers
- Beaumont, Catholic Diocese of
- Benavides, Alonso de
- Benedictine Sisters
- Bishop's Palace
- Bishops' Committee For Hispanic Affairs
- Black Catholics
- Blin, Josephine [Mother Ste. Arsene]
- Bosque-Larios Expedition
- Bouchu, Francis
- Brennan, Thomas Francis
- Bretault, Jean Baptiste
- Brothers of the Christian Schools
- Brownsville, Catholic Diocese of
- Burt, Marie Anita
- Byrne, Christopher Edward
- Calahorra y Saenz, Jose Francisco
- Calleros, Cleofas
- Cárdenas, Alonso de
- Casañas de Jesús María, Francisco
- Cassata, John Joseph
- Castañeda, Carlos Eduardo
- Castellanos, Manuel
- Catholic Archives of Texas
- Catholic Church
- Catholic Congregations of Men
- Catholic Congregations of Women
- Catholic Diocesan Church of Spanish and Mexican Texas
- Catholic Education
- Catholic Health Care
- Catholic Journalism
- Catholic Southwest: A Journal of History and Culture
- Cavelier, Jean
- Cestohowa, TX
- Chambodut, Louis Claude Marie
- Charity Guild of Catholic Women
- Chataignon, Marius Stephen