Zmiiv is a city located in the Chuhuiv Raion of the Kharkiv Oblast in Ukraine. From 1976 to 1990, the settlement was known by the name Zmiyiv.
The city serves as the administrative center for the Zmiiv urban hromada, which is one of the recognized hromadas within Ukraine. According to census data from 2001, the population of the city was 17,063, though this figure later fell to 13,737.