Koyambedu is a locality in the South Indian city of Chennai. The Koyambedu area has become a major centre of Chennai City after the inauguration of the Koyambedu market and the CMBT. Koyambedu is surrounded by localities like Vadapalani, Anna Nagar, Arumbakkam, Aminjikarai, Virugambakkam and Nerkundram.
Koyambedu is famous for its wholesale fruit and vegetable market, popularly called Koyambedu Market. This was established in 1996, when the city's principal wholesale fruit and vegetable market in Kothawal Chavadi had to be closed. The market is one of the largest wholesale market in Asia.