Guareña is a Spanish municipality in the province of Badajoz, Extremadura. It has a population of 7,326 (2007) and an area of 283.3 km². People from Guareña Luis Chamizo Trigueros (1894 – 1945) was a Spanish writer in Castilian and "Castúo", a dialect in Extremadura. References External links Official website Profile Municipalities in the Province of Badajoz