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Ray David Owen

1915 – 2014

Immunologist

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About Ray David Owen

Lived 1915 – 2014 (aged 98). Ray David Owen was an American immunologist, university teacher and scientist.

Ray David Owen (October 30, 1915 – September 21, 2014) was a teacher and scientist whose discovery of unusual, “mixed,” red blood cell types in cattle twins in 1945 launched the fields of modern immunology and organ transplantation. Owen's 1945 findings were published in the journal Science. This observation demonstrated that self was “learned” by the immune system during development and paved the way for research involving induction of immune tolerance and early tissue grafting. Owen also led the successful effort to admit women as California Institute of Technology (or Caltech) undergraduates. He continued his education at a high school in Waukesha, commuting the eight miles to and from school every day from his family's farm. In an interview with the University of Wisconsin, Owen's son David opined that his father's rural upbringing influenced his career in many ways –- his work ethic, his skill at working with animals, and his support for women, minorities and other who faced undue obstacles on the path to careers in science. “He knew that talented people come from all backgrounds,” David Owen stated. Elected Member, American Philosophical Society, 1984 Distinguished Alumnus Award for Professional Achievement from Carroll University, 1986 Thomas Hunt Morgan Medal, 1993 American Association of Immunologists Excellence in Mentoring Award, 1999 Peter Medawar Medal and Prize, 2000 Waukesha South High School Wall of Fame Induction, 2009

Notable service President, Genetics Society of America, 1962 Member (1958–1961), chairman (1961–1963), Genetics Study Section of the NIH Member (1966–1967), chairman (1967–1970), Immunobiology Study Section of the NIH Chairman, Genetics Section of the NAS, 1969-1972 President's Cancer Panel, 1972-1975

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Important facts

Birth century
Nationality
Education
University of Wisconsin–Madison, Carroll University
Employers
California Institute of Technology

People in Ray David Owen's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Ray David Owen's

Frequently asked questions

Who was Ray David Owen?

immunologist

When was Ray David Owen born?

Ray David Owen was born on 30 October 1915 in Wisconsin.

When did Ray David Owen die?

Ray David Owen died on 21 September 2014 in Pasadena.

What was Ray David Owen's occupation?

Ray David Owen was an immunologist, university teacher and scientist.

What nationality was Ray David Owen?

Ray David Owen was American.

Sources & further reading

· Wikipedia: Ray David Owen

· Wikidata: Q18977413

· DBpedia: Ray David Owen

Cite this page

APA: Biography.guide. (2026). Ray David Owen. https://biography.guide/ray-david-owen/

MLA: "Ray David Owen." Biography.guide, https://biography.guide/ray-david-owen/.

Chicago: "Ray David Owen." Biography.guide. https://biography.guide/ray-david-owen/.

Data last updated: 2026-09-22 · Spot an error? Report a correction.

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