Quest for a Heart (Finnish: Röllin sydän) is a 2007 animated film directed by Pekka Lehtosaari. It is based on the Rölli character created by Allu Tuppurainen, and while it is the third Rölli film (previous films are Rolli: Amazing Tales from 1991 and Rollo and the Spirit of the Woods from 2001), it is also the first Rölli animation. It is also one of the first feature-length animated films produced in Finland, before that an animated adaptation of Seven Brothers was released in 1979, Santa Claus and the Magic Drum was released in 1996 and The Emperor's Secret in 2006. With its over 5 million euro budget, Quest for a Heart is one of the most expensive Finnish films.

The film won the Best Animation Award at the German Schlingel Film Festival in October 2008 and at the Chicago Children's Film Festival in November 2008.