Pigmented lesions of the oral cavity are an heterogeneous group with several etiophatogenesis and they can have melanocytic or non-melanocytic origin . Solitary pigmented melanocytic lesions of the oral cavity are rare. Oral nevus is a benign proliferations of cells of melanocytic origin and they are rare, for this reason, the literature is poor. Diagnosis of pigmented lesions of the oral cavity and perioral tissues is difficult, therefore is essential the histopathological examination to make a correct diagnosis . The objective of this article is to present a rare case report of oral nevus in the palate. A 63 years old female patient reported a small black spot not bulging and asymptomatic. This lesion has been surgically removed and analyzed. The histological examination of the sample has confirmed the diagnosis and after a week the palate was completely healed.