Biography.guide
Home › People › Sidney Dillon Ripley
Portrait of Sidney Dillon Ripley

Sidney Dillon Ripley

1863 – 1905

American insurance executive

Don't just read it — keep itBiographies to ownE-book · Audio · Video From $7 →

About Sidney Dillon Ripley

Lived 1863 – 1905 (aged 42). Sidney Dillon Ripley was an American.

Sidney Dillon Ripley (January 11, 1863 – February 24, 1905)

Career Beginning in 1885, Ripley worked for The Equitable Life Assurance Society, eventually serving as the corporate treasurer and a director for 13 years. He also served as a director of the First National Bank of Hemstead, L.I., the Manganese Steele Safe Company, the Mercantile Trust Company, the Mount Morris Bank, and the Taylor Iron and Steel Company. Conveniently, 400 was the number of people that could fit into Mrs. Astor's ballroom. He was a member of the Meadow Brook Hunt Club, the Metropolitan Club, the Chamber of Commerce, the New York Zoological Society, the New York Mycological Society, the Coney Island Jockey Club, the University Club, the Lawyers' Club, the Racquet Club, the Country Club, the South Side Sportsmen's Club, the Rockaway Hunting Club, the Automobile Club and the Turf and Field Clubs.

In 1901, Ripley had commissioned Warren & Wetmore them a 35-wide mansion in New York's Upper East Side at 16 East 79th Street. The five-story brick-and-limestone Georgian home, that featured a columned portico and two-step porch, was completed shortly before his death in 1905. In 1912, his widow sold their New York City residence, which was described by The New York Times as the "dwelling occupies a plot 35 by 102.2 feet in the choicest upper Fifth Avenue residential section", for $400,000. After she sold the residence, she moved to 101 East 72nd Street. Nixon III parachuted on D-Day, again in Operation Market Garden and fought in the Battle of the Bulge and finally the capture of Berchtesgaden.

Personal life On October 14, 1885, Ripley was married to Mary Baldwin Hyde (1867–1938). Mary was the daughter of Henry Baldwin Hyde, the founder of Equitable Life Assurance, and Annie (née Fitch) Hyde, and the sister of James Hazen Hyde. Together, they were the parents of:

Annah Dillon Ripley (1886–1963), who married Count Pierre Joseph de Viel Castel (1875–1950), a grandson of Count Horace de Viel-Castel, in 1910. They lived at 4 Avenue Marceau in Paris. Henry Baldwin Hyde Ripley (–1959), who married Lesley Frederica Pearson, daughter of Commander Frederick Pearson and grand-niece of James Cook Ayer, in 1919. Sidney Dillon Ripley Jr. (1891–1970), a prominent real‐estate broker who married Betsy Ann Sherry. James Hazen Ripley (–1977), who married Marguerite Doubleday (1901–1932) in 1925. After his first wife's death, he remarried to Gladys Livermore in 1934.

In 1895, Ripley and James Lorillard Kernochan (son of James Powell Kernochan) were arrested in Hempstead for playing golf, on a Sunday, on the greens opposite the clubhouse at the Meadow Brook Hunt Club.

In 1899, he urged his brother, Harry Dillon Ripley, to take charge of his financial affairs after Hyde had run into debt of $100,000. Just before Ripley died, Harry sued Sidney and the Knickerbocker Trust Company alleging "misconduct in managing his property."

Through brother Lous he is uncle to Forman School founder Julie Ripley Forman,

Through brother Lous, his nephew is Sidney Dillon Ripley II, an ornithologist who served as Secretary of the Smithsonian Institution for almost 20 years. He married Mary Livingston of the prominent Livingston family.

Through his daughter, he was the grandfather of Marie Bonne de Viel Castel (1914–1997), who married Eugene Bowie Roberts Jr. in 1965; Pierre Etienne de Viel Castel (1917–2012); and Édouard Louis de Viel Castel (1911–1968).

Through his son Henry, he was the grandfather of Henry Baldwin Hyde Ripley Jr. (1924–1998), who married Ethel Lachicotte Boyle, and Malcolm Pennington Ripley (1927–2005).

Death Ripley died of appendicitis on February 24, 1905. His will was quickly probated and his estate, valued in excess of $5,000,000, was left to his family. His wife received their Long Island home, and all "jewelry, horses, carriages, and harness, and all property of the deceased for life." His wife received $848,505 and each of his children received $74,614 directly.

After his death, his widow remarried to Charles R. Scott, a Hong Kong-based British banker who was the son of Col. Robert Scott of the Irish Fusiliers, in Bar Harbor, Maine in 1912.

Biography shop

Don’t just read it —
keep it.

Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.

  • E-book
  • Audio
  • Video
Browse the shop — from $7

Instant download · yours to keep · every purchase keeps this site free

Important facts

Birth century
Nationality
Also known as
Sidney Dillon Ripley I

Family & relationships

Spouse
Mary Hyde Ripley

People in Sidney Dillon Ripley's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Sidney Dillon Ripley's

Frequently asked questions

Who was Sidney Dillon Ripley?

American insurance executive

When was Sidney Dillon Ripley born?

Sidney Dillon Ripley was born on 11 January 1863.

When did Sidney Dillon Ripley die?

Sidney Dillon Ripley died on 24 February 1905.

What nationality was Sidney Dillon Ripley?

Sidney Dillon Ripley was American.

Sources & further reading

· Wikipedia: Sidney Dillon Ripley

· Wikidata: Q60793279

· DBpedia: Sidney Dillon Ripley I

Cite this page

APA: Biography.guide. (2026). Sidney Dillon Ripley. https://biography.guide/sidney-dillon-ripley-sidney-dillon-ripley-i-personfunction-1/

MLA: "Sidney Dillon Ripley." Biography.guide, https://biography.guide/sidney-dillon-ripley-sidney-dillon-ripley-i-personfunction-1/.

Chicago: "Sidney Dillon Ripley." Biography.guide. https://biography.guide/sidney-dillon-ripley-sidney-dillon-ripley-i-personfunction-1/.

Data last updated: 2026-09-26 · Spot an error? Report a correction.

Page generated 2026-09-27 05:14 UTC