The male name Kirilo () is a first name commonly used among Serbs and other South Slavs, mainly in Serbia, Montenegro and Bosnia and Herzegovina. In origin, it is a Greek name (). In various languages, distinctive forms of the same name are also used, like: Kiril (Kirill), Cyril (Cyrill), Cyryl (Polish), Kiryl (Belarusian), Kyril, Kyrill, Kyrylo (Ukrainian) and a diminutive Kiro (common in the Southeastern Europe).