Dec 1 – Postmark deadline for a district governor to send one winning Peace Poster entry to the MD4 Office
Dec 5 – International Leo Day
Dec 9, 1964 – Laton LC Charter
Dec 14, 1948 – Easton LC Charter
Dec 15 – Postmark deadline for MD4 to send one winning Peace Poster to the Public Affairs Division
Dec 21 – Last day for early registration for MD4CON
Dec 22, 2009 – Visalia Pride LC Charter