Dafydd Williams

About

Physician and CSA astronaut who became the first non-American to hold a senior management position in NASA.

Before Fame

He did research in emergency medicine.

Trivia

He flew on two Space Shuttle missions and set the Canadian record for spacewalks at the time he completed his third spacewalk.

Family Life

He married Cathy Fraser and had two children.

Associated With

He is the third Canadian to walk in space; Chris Hadfield is the first.