Dev's wife Rina died of cancer on 16 May 2009. The couple had been married for 11 years and have a son, Sidhart. Dev has spoken about the experience of being a single father. He is in a relationship with model and actress Mugdha Godse.

Rahul Dev started his career in the entertainment industry as a model before making his debut in Bollywood. He gained recognition for his strong, villainous portrayals in films during the late 1990s and early 2000s. His imposing physical presence and intense performances set him apart in negative roles.

Burman's first wife was Rita Patel, whom he had met in Darjeeling. Rita, a fan, had bet her friends that she would be able to get a film-date with Burman. They two married in 1966, and divorced in 1971.

His ability to bring depth and complexity to negative characters earned him acclaim. Apart from Hindi cinema, Rahul Dev has made significant contributions to regional cinema. He has appeared in films across various languages, showcasing his versatility as an actor.