Born: July 18, 1921
He served 24 years in the U.S. Senate but is best known as the first American to orbit the Earth in 1962 and the oldest person to ever fly in space in 1998.

We all kn ow that 41-year-old Dara Torres will be the oldest U.S. Olympic swimmer ever when she hits the water next month in Beijing. But she won't be the oldest member of this year's U.S. team. That honor goes to 58-year-old John Dane.