Rohan Stephens, better known as Zumjay, is a popular dancehall deejay. Besides his success in Jamaica, including performances at Jamaica's biggest reggae festivals Sunsplash and Sting, Zumjay has toured Europe in 2004 and 2005 (the second year with fellow deejay Alozade).

Stephens was born in Kingston, Jamaica, and grew up in the city's Waterhouse district. He attended Kingston College and Rydel High School. After leaving school he worked at Donovan Germain's Penthouse Studios as an apprentice engineer, and became a recording artist himself around 1998, having success in 2000 with "Courtney", a tribute to cricketer Courtney Walsh. He released other successful singles including "Shake it", "Sticky" and "Dancing Team".