Tuonela (disambiguation)

Tuonela is the underworld and realm of the dead in Finnish mythology

Tuonela may refer to:
 * Tuonela Planitia, a cryovolcanic feature on Triton
 * Tuonela (album), a music album by the Finnish band Amorphis
 * Tuonela Productions, a Finland-based game development and publishing company
 * The Swan of Tuonela, a tone poem by Finnish composer Jean Sibelius