John A. Llewellyn

Born April 22, 1933, in Cardiff, Wales, UK
Bachelor of science and doctorate of philosophy in chemistry
from University College at Cardiff


About the Man

Llewellyn served as a post-doctoral fellow at the National Research Council in Ottawa, Canada, following the award of his doctorate in chemistry. In 1960 he went to Florida State University as a research associate in the Chemistry Department and was subsequently appointed Assistant Professor. In 1964 he was given a joint appointment as Associate Professor in the School of Engineering Science and in the Department of Chemistry.

Dr. Llewellyn was selected as a scientist-astronaut by NASA in August 1967. Having completed initial academic training, he and the other members of this sixth group of astronauts are undergoing pilot training in preparation for future manned space flights. Dr. Llewellyn withdrew from the program in September 1968 for personal reasons


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The Original Seven
Honoring America's First Astronauts

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NASA's 4th Group of Astronauts
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NASA's 5th Group of Astronauts
Pilot Astronauts

NASA's 6th Group of Astronauts
Scientist Astronauts

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