She was crowned European Ladies' Rally Champion five times (1958, 1960, 1962, 1964–65).
Her older brother Stirling Moss was a Formula One Grand Prix star during the 1950s.
From 1963 until her death in 2008, Swedish rally driver Erik Carlsson was both her driving-partner and her husband.She is the author of a memoir The Story So Far (1967) and, with her husband, co-author of The Art and Technique of Driving (1965).