Adela may refer to:
- Adela, a 1933 Romanian novel by Garabet Ibrăileanu
- Adela (2000 film), a 2000 Argentine thriller film directed and written by Eduardo Mignogna
- Adela (2008 film), a 2008 Philippine film
- Adela (moth), a genus of fairy longhorn moths
- Adela (name), a female given name (including a list of people with the name)
- La Adela, village and rural locality (municipality) in La Pampa Province in Argentina
- USS Adela, a steamer captured by the Union Navy during the American Civil War