Immortal Beloved is the name given by composer Ludwig van Beethoven to an unknown woman in a famous love letter.

Immortal Beloved may also refer to:

Immortal Beloved (1994 film), a 1994 film about the life of Beethoven Immortal Beloved (1951 film), a 1951 West German drama film Immortal Beloved (audio drama), a 2007 audio play in the world of Doctor Who Immortal Beloved (fiction), a trilogy by Cate Tiernan