OMAHA, Nebraska, July 29 (AFP) - Susan Buffett, wife of billionaire investor and businessman Warren Buffett, died Thursday of a stroke, holding company Berkshire Hathaway said.
Susan Buffett and her husband, the world's second richest man, were visiting friends in Cody, Wyoming at the time of her death, the company said in a statement.
She was a director at Berkshire Hathaway, a holding company controlled by her husband that is involved in insurance and a variety of other businesses.
Forbes Magazine this year estimated Warren Buffett's net worth at 42.9 billion dollars, second only to that of Microsoft co-founder Bill Gates.
According to Forbes, the Buffetts separated in 1977 but remained friends.
Susan Buffett, 71, was ranked 153rd on the Forbes list of the world's richest people this year, with a net worth of 3.1 billion dollars, mainly from investments.
Warren Buffett is widely admired for his investment principles, and often observed for the companies in which he takes stakes, which include American Express, Coca-Cola, Gillette and Wells Fargo.