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Augustus Jay

1850 – 1919

American diplomat 1850-1919

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About Augustus Jay

Lived 1850 – 1919 (aged 69). Augustus Jay was an American diplomat.

Augustus Jay (October 17, 1850 – December 25, 1919) was an American diplomat and member of the prominent Jay family.

Early life Jay was born on October 17, 1850, in Washington, D.C. He was the only child of Peter Augustus Jay and Josephine (née Pearson) Jay (1829–1852). His mother died on January 3, 1852, at just twenty-two years old. After her death, his father committed to his sole care before his death three years later on October 31, 1855, in New York City. His paternal grandfather was 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.

Jay graduated from Harvard College in 1871 and from Columbia Law School in 1876.

Personal life On October 3, 1876, Jay was married to Emily Astor Kane (1854–1932), a daughter of DeLancey Kane and Louisa Dorothea (née Langdon) Kane. Emily, a descendant of John Jacob Astor, was the sister of DeLancey Astor Kane, Commodore S. Nicholson Kane, John Innes Kane, Sybil Kent Kane, and Rough Rider Woodbury Kane, all cousins of John Jacob Astor IV. Together, Augustus and Emily were the parents of:

Peter Augustus Jay (1877–1933), also a diplomat who served as U.S. General Consul to Egypt, U.S. Minister to El Salvador and Romania and U.S. Ambassador to Argentina. He married Susan Alexander McCook, a daughter of Civil War officer and attorney John James McCook (and a granddaughter of Daniel McCook of the "Fighting McCooks"). DeLancey Kane Jay (1881–1941), who married Elizabeth Sarah Morgan (1889–1975), a granddaughter of U.S. Senator and Governor Edwin D. Morgan, in 1910.

He was a member of the Knickerbocker Club, Union Club, and University Club of New York. After a funeral at Trinity Church, he was buried in the John Jay Cemetery in Rye like his father before him. His widow left an estate valued at $450,000 upon her death.

Descendants Through his eldest son Peter, Elizabeth Morgan (née Jay) Etnier Hollins (1911–1991), Peter Jay (1913–2000), Sybil Kane (née Jay) Waldron (1914–1997), Theodora Moran (née Jay) Stillman Rahv (1918–1968), Augusta (née Jay) Huffman (1921–2000), and Katharine Archer Morgan (née Jay) Bacon (1928–2013).

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Important facts

Birth century
Occupation
Nationality
Education
Harvard University, Columbia Law School
Awards
Legion of Honour

Family & relationships

Child
Peter Augustus Jay (diplomat)
Parent
Peter Augustus Jay (born 1821)

People in Augustus Jay's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Augustus Jay's

Frequently asked questions

Who was Augustus Jay?

American diplomat 1850-1919

When was Augustus Jay born?

Augustus Jay was born on 17 October 1850 in Washington, D.C..

When did Augustus Jay die?

Augustus Jay died on 25 December 1919 in New York (state), New York City.

What was Augustus Jay's occupation?

Augustus Jay was a diplomat.

What nationality was Augustus Jay?

Augustus Jay was American.

Sources & further reading

· Wikipedia: Augustus Jay

· Wikidata: Q88402256

· DBpedia: Augustus Jay

Cite this page

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

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

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

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

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