Segorbe is a municipality in the mountainous coastal province of Castelló, autonomous community of Valencia, Spain.

It originated as a Moorish alcazar, and lived its period of highest splendor in the later 15th century; Martin of Aragon held his court here.

After the administrative center was moved to the new ducal palace in the city, it declined, and, from the mid-18th century, its materials were used for the construction of the hospital and Casa de Misericordia.

Other sights include: Also had former sights, now demolished, in which include: The ducal line, in Valencia kingdom, whose members bear the family name of Aragó, was founded by the king Ferdinand I of Aragon who made his eldest son, Enric I, the first lord of Segorbe, duke of Villena, count of Empúries and count of Alburquerque.

He had no sons and the succession passed through his sister Joana, who was married to Diego Fernández de Córdoba, marquis of Comares.

After his death in 1690, the succession was claimed by Caterina, sister of Joaquin, married with Juan Francisco de la Cerda, duke of Medinaceli.