Douce I (also Dulcia or Dolça, called "of Rouergue" or "of Gévaudan") ( – 1127) was the daughter of Gilbert I of Gévaudan and Gerberga of Provence and wife of Ramon Berenguer III, Count of Barcelona. In 1112, she inherited the county of Provence through her mother. She married Ramon Berenguer at Arles on 3 February that year.