Tha Din Daeng (Thai: ท่าดินแดง, pronounced [tʰâː dīn dɛ̄ːŋ]) is a market and one of oldest neighbourhoods in Bangkok. It is in the Somdet Chao Phraya and Khlong San Subdistricts of Khlong San District on the Thonburi side (west bank of the Chao Phraya River).