My Little Pony: Equestria Girls – Rainbow Rocks, known simply as Rainbow Rocks, is a 2014 animated fantasy musical film which is a part of Hasbro's Equestria Girls toy line and media franchise, which is a spin-off of the 2010 relaunch of the main My Little Pony franchise. The film was animated using Adobe Flash, directed by Jayson Thiessen and Ishi Rudell, written by Meghan McCarthy, and was produced by DHX Media's 2D animation studio in Vancouver, Canada for Hasbro Studios in the United States, as a sequel to the 2013's Equestria Girls film. The film premiered in select theaters across the United States and Canada on September 27, 2014, which was followed by broadcast on Discovery Family, a joint venture between Discovery, Inc. and Hasbro, on October 17, 2014, and then a home media release on October 28, 2014, by Shout! Factory.

Jayson Thiessen is a Canadian animator and voice actor, best known as the first supervising director of the animated television series My Little Pony: Friendship Is Magic. He also directed its spin-off films Equestria Girls (2013) and Rainbow Rocks (2014), as well as the 2017 feature film adaptation based directly on the television series.