Zestafoni or Zestaphoni is the administrative center of Zestafoni District in Western Georgia. Zestafoni is the center of an ancient, historical part of Georgia – Margveti, which is a part of Imereti province. Zestafoni is the center of Margveti's Eparchy of the Georgian Orthodox Church. Zestafoni is situated in the furthest east of the Colchis Plateau, and is built on both banks of the Qvirila River.

Imereti is a region of Georgia situated in the central-western part of the republic along the middle and upper reaches of the Rioni River. Imereti is the most populous region in Georgia. It consists of 11 municipalities and the city of Kutaisi, which is the capital of the region.