Zazeran (, also Romanized as Zāzerān) is a city in Qahderijan District of Falavarjan County, Isfahan province, Iran, and serves as the administrative center for Zazeran Rural District.
At the 2006 census, its population was 7,670 in 2,003 households, when it was a village in the Central District. The following census in 2011 counted 8,151 people in 2,335 households. The latest census in 2016 showed a population of 7,962 people in 2,452 households, by which time parts of the district had been transferred in the establishment of the new Qahderijan District and the village of Zazeran had been elevated to the status of a city.
For its public transit system, the city is served by Falavarjan County Municipalities Mass Transit Organization bus network Route 6.