Ha, also known as Haa or Has, is a Thromde or town, and the seat of Haa District in Bhutan.

Ha is situated in Haa Valley in the west of Bhutan bordering Sikkim. The major economic activity is rice production, yak herding and trade with neighbouring China. Ha accommodates The Indian Military Training Team (also known as IMTRAT). IMTRAT is responsible for the training of the personnel of the Royal Bhutan Army (RBA) and the Royal Bodyguard of Bhutan (RBG). It is the oldest training team sent outside India to a friendly-foreign nation. The place has a religious significance as Lhakhang Karpo and other monasteries are situated there.