Raymond Berengar IV (bĕr`əngär), d. 1162, count of Barcelona (1131–62). He married Petronilla, daughter and heir of King Ramiro II of Aragón, after whose abdication (1137) Raymond also ruled Aragón. Catalonia and Aragón remained united under Raymond's descendants. Raymond continued the fight against the Moors and took Tortosa (1148), Lleida (1149), and several other towns. He also took part in politics in S France. One of the greatest figures of the Catalan dynasty, Raymond was succeeded by his son Alfonso II.