Warren Edward Buffett ( ; born August 30, 1930) is an American investor and philanthropist who is the chairman and former CEO of the conglomerate Berkshire Hathaway. As a result of his success, Buffett is one of the best-known investors in the world. According to Forbes, as of January 2026, Buffett's estimated net worth stood at US$148.9 billion, making him the ninth-richest person in the world.

Buffett was born in Omaha, Nebraska.