Trat (Thai: ตราด, pronounced [tràːt]), also spelt Trad, is a town in Thailand, capital of Trat province and the Mueang Trat district. The town is in the east of Thailand, at the mouth of the Trat River, near the border with Cambodia.
Trat is believed to derive from Krat (กราด), the Thai name for the tree Dipterocarpus intricatus, common to the region and used to make brooms. It is also spelt Trad.