Events in December 1661
| MonMonday | TueTuesday | WedWednesday | ThuThursday | FriFriday | SatSaturday | SunSunday |
|---|---|---|---|---|---|---|
| November 28, 1661 | November 29, 1661 | November 30, 1661 | December 1, 1661 | December 2, 1661 | December 3, 1661 | December 4, 1661 |
| December 5, 1661 | December 6, 1661 | December 7, 1661 | December 8, 1661 | December 9, 1661 | December 10, 1661 | December 11, 1661 |
| December 12, 1661 | December 13, 1661 | December 14, 1661 | December 15, 1661 | December 16, 1661 | December 17, 1661 | December 18, 1661 |
| December 19, 1661 | December 20, 1661 | December 21, 1661 | December 22, 1661 | December 23, 1661 | December 24, 1661 | December 25, 1661 |
| December 26, 1661 | December 27, 1661 | December 28, 1661 | December 29, 1661 | December 30, 1661 | December 31, 1661 | January 1, 1662 |
