Yvon Chouinard

Birthday: November 9th, 1938

Yvon Chouinard (born November 9, 1938) is an American rock climber, environmentalist, and outdoor industry billionaire businessman. His company, Patagonia, is known for its environmental focus.

Chouinard is also a surfer, kayaker, falconer, and is particularly fond of tenkara fly-fishing. He has written about climbing issues and ethics and on mixing environmentalism and business.