Nalankilli was one of the Tamil kings of Early Cholas of the Chola Dynasty mentioned in Sangam Literature. He is the son of Karikala Chola. Nalankilli is mentioned in context with a civil war between him and another Chola king Nedunkilli. We have no accurate details about this Chola. The only information known about him is from the fragmentary poems of Purananuru which belongs to ancient Sangam literature.