(Hinduism) A legendary bard and scholar and was one of 9 Prajapatis, a son of Brahma, said to be ancestor of some Brahmin, Prajapatis, Kshatriya and Vaishya communities who adopt Atri as their gotra. Atri is one of the Saptarishi(Seven Great Sages) in the seventh, i.e. the present Manvantara.