Surname บุญทา (บุญทา 
, Buntha 
, Boontha ) , around the globe, is quite a rare last name. The last name บุญทา is habitual in Thailand, where it is quite a rare surname, Cambodia, where it is a rare surname, and the United States, where it is an extremely rare surname. In absolute terms, it is commonest in Thailand, Cambodia, and India. Very seldom, บุญทา is the forename as well as the last name.