Ice Age: A Mammoth Christmas is a 2011 animated television special and part of the Ice Age franchise, produced by Blue Sky Studios and directed by Karen Disher. It premiered on November 24, 2011 on Fox in the United States and in the United Kingdom at Christmas on Channel 4 and E4 and it was released 2 days later to DVD and Blu-ray. This Christmas special takes place between Ice Age: Dawn of the Dinosaurs and Ice Age: Continental Drift.

Despite being produced by Blue Sky Studios, the film's animation was actually done by some animators at Blue Sky and mainly by the Los Angeles/Dallas based special effects and animation company, Reel FX Creative Studios.