Children are the victims of a spectrum of pathological lesions which usually lead to varying degrees of jaw swelling. Dentigerous cyst is the most prevalent type of odontogenic cyst and is associated with crown of an unerupted or developing tooth. Radicular cyst is one of cysts in association with non vital teeth. Radicular cysts arising from deciduous teeth are rare. This report presents a case of radicular cyst associated with a primary molar following pulp therapy and a case of dentigerous cyst in right maxillary region in a 10-year-old child. Diagnosis and early treatment of these lesions in children is of great importance, especially in cases where the lesions enclose permanent teeth. The purpose of this case report was to describe the management of two odontogenic cysts in children