Club Deportivo Marianao Poblet is a Spanish football club located in Sant Boi de Llobregat, Barcelona, Spain. Founded in 1994, it currently plays in . The team's colors are red and black.
Founded in 1994 after the merger of UD Marianao (founded in 1976) and CF Poblet (founded in 1991), the new club was named CD Marianao Poblet. In 2004, the club achieved promotion to the Primera Catalana after buying the place of CE L'Hospitalet Atlètic.