The Onge are an Andamanese ethnic group, indigenous to the Andaman Islands in Southeast Asia at the Bay of Bengal, currently administered by India. They are traditionally hunter-gatherers and fishers, but also practice plant cultivation. They are designated as a Scheduled Tribe of India.

The Andamanese are the various indigenous peoples of the Andaman Islands, part of India's Andaman and Nicobar Islands, the union territory in the southeastern part of the Bay of Bengal. The Andamanese are a designated Scheduled Tribe in India's constitution.