Born in East Sussex, England, Stewart-Whyte found success in the late 1980s and early 1990s, garnering several runway shows for Versace, Armani, Saint-Laurent and Lagerfeld. She also appeared several times for Victoria`s Secret. Stewart-Whyte also landed magazine covers such as Vogue Paris, and the UK editions of Elle and Marie Claire. She could be seen in ads for Christian Dior, Yves Saint Laurent, and Maybelline.

She married French tennis star Yannick Noah, and the couple have two children, Elijah and Jénayé. The two divorced in 1999. In August 2000, Stewart-Whyte married amateur boxer, Franck Ferrando with whom she has a son, Stephane. Ferrando was subsequently arrested in 2003 for numerous counts of fraud. Having taken time off to spend with her children, Stewart-Whyte started work again in 2007. She can now be seen for Clarins worldwide. She is the half sister of the 2006 transatlantic aircraft plot terrorist suspect Abdul Waheed (formerly Don Stewart-Whyte).