The term "Balamon" derived from "Brahman" or "Brahmin", one of Hindu caste of religious elite. Balamon Chams adhere to the old religion of their ancestor, an indigenized form of Hinduism that thrived since the ancient era of Kingdom of Champa in 5th century CE. While today the Bacam (Bacham) are the only surviving Hindus in Vietnam, the region once hosted some of the most exquisite and vibrant Hindu cultures in the world. The entire region of Southeast Asia, in fact, was home to numerous sophisticated Hindu kingdoms. From Angkor in neighbouring Cambodia, to Java and Bali in Indonesia.