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Marcus M. Key

1924 – 2020

American public health administrator

Public health physician
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About Marcus M. Key

Lived 1924 – 2020 (aged 96). Marcus M. Key was an American public health physician.

Marcus Malvin Key was a public health administrator and practitioner who served as the first director for the National Institute for Occupational Safety and Health (NIOSH) in the U.S. government.

Education and early career Key attended public schools in Lakeland, Florida and Little Rock, Arkansas. He studied at Columbia University beginning in 1941, but in 1943 his studies were interrupted by military service in World War II. He served in the 20th Air Force as a B-29 navigator and radar navigator-bombardier, flying ten combat missions in the Pacific including the "Last Mission" of the bombing of the Nippon Oil Company at Akita on Aug. 14, 1945.

He returned to Columbia University in 1947, earning his A.B. in 1949 and M.D. in 1952. He then earned a Master of Industrial Health at the Harvard University School of Public Health in 1954. He was an Assistant Resident in Dermatology at Presbyterian Hospital in New York City during 1954–56, and a Clinical Fellow in Dermatology at Cincinnati General Hospital during 1956–58.

The Act established the National Institute for Occupational Safety and Health, and Marcus M. Key was appointed as the new Institute's first director. Previously Key had been the Assistant Surgeon General and director of the Bureau of Occupational Safety and Health. At NIOSH, Key oversaw 475 employees and worked with an initial budget of $17.8 million. By 1975, Dr. Key had resigned as director and was eventually replaced by John Finklea, who had overseen the Environmental Protection Agency's national laboratory in Durham, N.C.

University of Texas Key began teaching at the University of Texas School of Public Health. In 1985, he was contacted by Labor Secretary Bill Brock about heading the Occupational Safety and Health Administration (OSHA). After considering the post, Key opted to continue with his professorship, where he continued until his retirement in 1994.

In September 2013 Shell Oil Company partnered with the University of Texas School of Public Health to endow the Marcus M. Key, M.D.-Shell Occupational and Environmental Health Endowed Chair in honor of Key to provide funding to recruit and retain senior faculty in the school’s Occupational Medicine Program of the Division of Epidemiology, Human Genetics and Environmental Science.

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Important facts

Birth century
Occupation
Public health physician
Nationality
Education
Columbia University Vagelos College of Physicians and Surgeons, Columbia University, Harvard University
Employers
University of Texas School of Public Health, National Institute for Occupational Safety and Health
Also known as
Marcus Malvin Key Jr.

People in Marcus M. Key's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Marcus M. Key's

Frequently asked questions

Who was Marcus M. Key?

American public health administrator

When was Marcus M. Key born?

Marcus M. Key was born on 2 March 1924 in Lakeland.

When did Marcus M. Key die?

Marcus M. Key died on 31 October 2020 in Irvington.

What was Marcus M. Key's occupation?

Marcus M. Key was a public health physician.

What nationality was Marcus M. Key?

Marcus M. Key was American.

Sources & further reading

· Wikipedia: Marcus M. Key

· Wikidata: Q6758293

· DBpedia: Marcus M. Key

Cite this page

APA: Biography.guide. (2026). Marcus M. Key. https://biography.guide/marcus-m-key/

MLA: "Marcus M. Key." Biography.guide, https://biography.guide/marcus-m-key/.

Chicago: "Marcus M. Key." Biography.guide. https://biography.guide/marcus-m-key/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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