Eggnog is a beverage traditionally made with milk and/or cream, sugar, whipped eggs and sometimes distilled spirits.

Eggnog may also refer to:

Eggnog, Utah, an unincorporated community in Garfield County Eggnog (album), a 1991 EP by the Melvins Eggnog Riot or Grog Mutiny, a riot at the United States Military Academy in West Point, New York, in 1826 EggNOG (database), a database of biological information hosted by the EMBL Egg Nog (trimaran), the first trimaran sailboat designed by Victor Tchetchet in the 1950s with the name Egg Nog Egg Nog II (trimaran), the second trimaran sailboat designed by Victor Tchetchet in the 1950s with the name Egg Nog