Princess Diana died 29 years ago today, on August 31, 1997. How old was she?
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36
Diana was 36, two months past her birthday, when her car crashed in a Paris tunnel. In the week that followed, mourners left 10,000 to 15,000 metric tons of flowers at the London palace gates, still the largest floral tribute in history. She was quickly dubbed the "People's Princess," and her funeral drew an estimated 2.5 billion viewers, the largest live television audience ever recorded.
An estimated 2.5 billion people watched the funeral of the People's Princess. Diana was only 36 when she died in 1997.
Source: Encyclopaedia Britannica · checked Aug 2026