Chom Dong is a private estate and botanical garden near Hua Hin, Prachuap Khiri Khan Province, Thailand. It is not open to the public aside from infrequent special events. Chom Dong Villa sits on 40 rai (6.4 hectares) of undulating land on the lower slopes of . Its setting, with a backdrop of hills to the north and northwest, provides the garden with its own microclimate quite different from Hua Hin town, two kilometres to the east.