Diana Hayden is an Indian actress, television host, model and the winner of Miss World 1997. She is the third Indian woman to win the title of Miss World. She also won three sub-titles during the pageant and is the only Miss World titleholder to do so. In 2008, she was a celebrity contestant in the reality show Bigg Boss.

Miss World is the oldest existing international beauty pageant. It was created in the United Kingdom by Eric Morley in 1951. Since his death in 2000, Morley's widow, Julia Morley, has co-chaired the pageant. Along with Miss Universe, Miss International, and Miss Earth, it is one of the Big Four beauty pageants.