A.D. 1963 December 29–A.D. 1964 January 4
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday, A.D. 1963 December 29
- The Sunday after Christmas Day
- The Fifth Day of Christmas
Monday, A.D. 1963 December 30
- The Sixth Day of Christmas
Tuesday, A.D. 1963 December 31
- The Seventh Day of Christmas
- Silvester, Bishop of Rome
Wednesday, A.D. 1964 January 1
- The Circumcision of our Lord
- The Eighth Day of Christmas
Thursday, A.D. 1964 January 2
- The Ninth Day of Christmas
Friday, A.D. 1964 January 3
- The Tenth Day of Christmas
Saturday, A.D. 1964 January 4
- The Eleventh Day of Christmas