Buffett is a surname of French origin and may refer to:
David Buffett (born 1942), the current Chief Minister of Norfolk Island, Australia
George D. Buffett (1928-2012), American politician
Howard Buffett (1903–1964), American politician, father of Warren Buffett
Howard Graham Buffett (born 1954), son of Warren Buffett
Ivens Buffett, Australian politician
Jimmy Buffett (born 1946), American musician
Peter Buffett (born 1958), musician, son of Warren Buffett
Susan Buffett (1932–2004), wife of Warren Buffett
Warren Buffett (born 1930), American investor and CEO of Berkshire Hathaway
