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Peter Augustus Jay

1877 – 1933

American diplomat

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About Peter Augustus Jay

Lived 1877 – 1933 (aged 56). Peter Augustus Jay was an American diplomat.

Peter Augustus Jay (August 23, 1877 – October 18, 1933) was an American diplomat who served as U.S. General Consul to Egypt, U.S. Minister to El Salvador and Romania and U.S. Ambassador to Argentina.

Early life Jay was born on August 23, 1877, in Newport, Rhode Island, to Augustus Jay (1850–1919) and Emily Astor (née Kane) Jay (1854–1932). His younger brother was DeLancey Kane Jay (1881–1941).

His paternal grandparents were Josephine (née Pearson) Jay and Peter Augustus Jay, himself the son of Peter Augustus Jay, a member of the New York State Assembly and Recorder of New York City, and grandson of John Jay, Founding Father and first United States Chief Justice. His maternal grandparents were DeLancey Kane and Louisa Dorothea (née Langdon) Kane. His maternal uncles included DeLancey Astor Kane, Commodore S. Nicholson Kane, and Rough Rider Woodbury Kane, all cousins of John Jacob Astor IV. Jay studied at Eton College in England and graduated from Harvard University with an A.B. in 1900.

Career In 1902, he began a career with the U.S. Foreign Service as the third secretary of the American embassy in Paris followed by service in Constantinople as second secretary. On March 18, 1925, he was appointed U.S. Ambassador to Argentina by President Calvin Coolidge. In 1928, he was appointed the American member of the Permanent International Commission established under the treaty between the United States and Spain on September 15, 1914.

Jay died at his home, 1815 Q Street in Washington, D.C., on October 18, 1933.

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Important facts

Birth century
Occupation
Nationality
Education
Eton College, Harvard University
Positions held
United States Ambassador to Romania
Also known as
Peter A. Jay

Family & relationships

Parent
Augustus Jay

People in Peter Augustus Jay's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Peter Augustus Jay's

Frequently asked questions

Who was Peter Augustus Jay?

American diplomat (1877-1933)

When was Peter Augustus Jay born?

Peter Augustus Jay was born on 23 August 1877 in Newport.

When did Peter Augustus Jay die?

Peter Augustus Jay died on 18 October 1933 in Washington, D.C..

What was Peter Augustus Jay's occupation?

Peter Augustus Jay was a diplomat.

What nationality was Peter Augustus Jay?

Peter Augustus Jay was American.

Sources & further reading

· Wikipedia: Peter Augustus Jay

· Wikidata: Q47218838

· DBpedia: Peter Augustus Jay (diplomat)

Cite this page

APA: Biography.guide. (2026). Peter Augustus Jay. https://biography.guide/peter-augustus-jay/

MLA: "Peter Augustus Jay." Biography.guide, https://biography.guide/peter-augustus-jay/.

Chicago: "Peter Augustus Jay." Biography.guide. https://biography.guide/peter-augustus-jay/.

Data last updated: 2026-09-23 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

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