Buddhism in Thailand is largely of the Theravada school, which is followed by 95 percent of the population. Thailand has the second largest Buddhist population in the world, after China, with approximately 64 million Buddhists. Buddhism in Thailand has also become integrated with folk religion as well as Chinese religions from the large Thai Chinese population. Buddhist temples in Thailand are characterized by tall golden stupas, and the Buddhist architecture of Thailand is similar to that in other Southeast Asian countries, particularly Cambodia and Laos, with which Thailand shares cultural and historical heritage. Thai Buddhism also shares many similarities with Sri Lankan Buddhism. Thailand, Cambodia, Myanmar, Sri Lanka and Laos are countries with Theravada Buddhist majorities
Theravāda is the most commonly accepted name of Buddhism's oldest existing school.
The school's adherents, termed Theravādins, have preserved their version of Gautama Buddha's teaching or Buddha Dhamma in the Pāli Canon for over a millennium.
The Pāli Canon is the most complete Buddhist canon surviving in a classical Indian language, Pāli, which serves as the school's sacred language and lingua franca.
In contrast to Mahāyāna and Vajrayāna, Theravāda tends to be conservative in matters of .
Buddhism is the dominant religion in Bhutan, Myanmar, Cambodia, Mainland China, Hong Kong, Japan, Tibet, Laos, Macau, Mongolia, Singapore, Sri Lanka, Taiwan, Thailand, Kalmykia and Vietnam.
Large Buddhist populations live in North Korea, Nepal, India and South Korea. China is the country with the largest population of Buddhists, approximately 244 million or 18.2% of its total population.
They are mostly followers of Chinese schools of Mahayana, making this the largest body of Buddhist traditions.
Mahayana, also practised .