The Sinhala people are an ethnic group primarily found in Sri Lanka, where they make up about 75% of the population. They speak the Sinhala language, which is an Indo-Aryan language, and have a rich cultural heritage that includes traditional music, dance, and art. Historically, the Sinhala people have been influential in the development of Sri Lankan civilization, particularly in agriculture and architecture. They are known for their contributions to the island's ancient kingdoms, such as Anuradhapura and Polonnaruwa, which are famous for their impressive stupas and temples.