Time Line 1864
- cultus confirmation for Blessed Archangela Girlani
- cultus confirmation for Blessed John the Spaniard
- beatification of Saint Germaine Cousin
- beatification of Saint Margaret Mary Alacoque
- beatification of Saint Peter Canisius
- death of Cajetan Cardinal Bedini, papal diplomat to the United States
- death of Blessed Jacques Laval
- death of Venerable Charles Samuel Mazzuchelli
- death of Mother Mary Joseph of Jesus
- birth of Saint Agostina Petrantoni
- birth of Saint José María Rubio y Peralta
- birth of Saint Jeanne Marie Kerguin
- first Catholic parish church for blacks in the United States dedicated at Baltimore, Maryland
| 1863 | 1865 |
