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William Mason Fassett

1876 – 1958

United States Army general

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About William Mason Fassett

Lived 1876 – 1958 (aged 82). William Mason Fassett was a military personnel.

William Mason Fassett (January 28, 1876 – March 23, 1958) was a United States Army officer in the late 19th and early 20th centuries. He served in the Spanish–American War, Philippine–American War, and World War I, and he received the Army Distinguished Service Medal among several other awards.

Biography

Fassett was born on January 28, 1876, in Nashua, New Hampshire. He graduated from the United States Military Academy in 1897 and was commissioned into the infantry.

Fassett served in the Spanish–American War in Santiago de Cuba, and he earned a Silver Star in that conflict.

Fassett spent two years as a student officer at Fort Leavenworth, graduating from the Army School of the Line in 1908 and the Army Staff College in 1909.

After serving in various positions in the United States, Fassett became the Chief of Staff of the 31st Infantry Division. After his promotion to the rank of brigadier general on October 1, 1918, Fassett assumed command of the 37th Division of the American Expeditionary Forces (AEF). In addition to receiving the Army Distinguished Service Medal for his performance, Belgium awarded him the Croix de Guerre and France awarded him the Legion of Honour. The citation for his Army DSM reads:

After reverting to his permanent rank of colonel, Fassett retired from the military in January 1924. Congress restored his brigadier general rank in June 1930. As a retiree, Fassett raised citrus fruit in Florida, and he died in Orlando on March 23, 1958.

Personal life Fassett never married.

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Important facts

Birth century
Occupation
Education
United States Military Academy, United States Army Command and General Staff College
Awards
Distinguished Service Medal
Also known as
William M. Fassett, Wm. M. Fassett, W. M. Fassett

People in William Mason Fassett's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped William Mason Fassett's

Frequently asked questions

Who was William Mason Fassett?

United States Army general

When was William Mason Fassett born?

William Mason Fassett was born on 28 January 1876 in Nashua.

When did William Mason Fassett die?

William Mason Fassett died on 23 March 1958 in Orlando.

What was William Mason Fassett's occupation?

William Mason Fassett was a military personnel.

Sources & further reading

· Wikipedia: William Mason Fassett

· Wikidata: Q55264801

· DBpedia: William M. Fassett

Cite this page

APA: Biography.guide. (2026). William Mason Fassett. https://biography.guide/william-mason-fassett/

MLA: "William Mason Fassett." Biography.guide, https://biography.guide/william-mason-fassett/.

Chicago: "William Mason Fassett." Biography.guide. https://biography.guide/william-mason-fassett/.

Data last updated: 2026-09-24 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

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