Somnia

Somnia may refer to
 * Somnia (film), a 2016 American horror film
 * Somnia, a book of poetry by A. W. Yrjänä
 * The Somnia, the sons of Somnus, the Roman god of sleep
 * Somnia (B.o.B album), a 2020 album by American rapper B.o.B
 * Somnia (Hawkwind album), a 2021 album by British rock band Hawkwind