Born in the village of Fyrish, near the Corentyne River, in Guyana, he is the eldest of three children and son of a school teacher.
[1] In the late 1980s, inspired by Sundar Popo and the increasing popularity of chutney, he decided to pursue a career in music, and he relocated to New York.
[1][4] After initially working as part of local bands, he launched a solo career in 1990, releasing the album Soca Lambada, which brought him immediate success.
[1] He had a local hit in 1992 with "Tun Tun Dance", and followed it with his third album, Guyana Baboo & Pack Up: New York, split with David Ramoutar, which was also a success, 'Guyana Baboo' being synonymous with Gajraj ever since.
[1] In 2009 he collaborated with Dheeraj Gayaram on the stage show West Indian Dreams.