Donald K. "Deke" Slayton

Born March 1, 1924(1924-03-01)
Died June 13, 1993 (aged 69)

Missions: Apollo - Soyuz Test Flight

Deke Slayton had a heart problem when he was going to fly on Mercury, so he couldn't.  He selected the astronauts for years.  Then he got to finally fly in space after 16 years of waiting.