Castelguglielmo

Castelguglielmo is a "comune" (municipality) in the Province of Rovigo in the Italian region Veneto, located about southwest of Venice and about southwest of Rovigo. As of 31 December 2004, it had a population of 1,730 and an area of .
The municipality of Castelguglielmo contains the "frazioni" (subdivisions, mainly villages and hamlets) Bressane, Canda, Franceschetta, Le Basse, Precona, and Presciane.
Castelguglielmo borders the following municipalities: Bagnolo di Po, Canda, Fiesso Umbertiano, Lendinara, Pincara, San Bellino, Stienta.