List of Famous people who are 91

Alec Gehard Olson is a former member of the U.S. House of Representatives, a former state senator, who served as the 40th Lieutenant Governor of Minnesota. He was born in Mamre Township in Kandiyohi County, Minnesota.

Anthony Hill was an English artist, painter and relief-maker, originally a member of the post-World War II British art movement termed the Constructionist Group whose work was essentially in the international constructivist tradition.

Anthony Downs is an American economist specializing in public policy and public administration. He has been a senior fellow at the Brookings Institution in Washington, D.C., since 1977.

Jean Forestier is a French former cyclist. He was a professional from 1953 to 1965. Forestier won the points classification in the 1957 Tour de France, and wore the yellow jersey for two days. He also won the 1955 Paris–Roubaix.