- John Dustin Archbold (1848–1916), a director of the Rockefeller’s Standard Oil Company.
- Viola Allen (1869-1948), Alabama-born stage actress.
- Elizabeth Arden (1878-1966), Canadian-American businesswoman who built a cosmetics empire.
- Brooke Astor (1902–2007), philanthropist and socialite; married to Vincent.
- Vincent Astor (1891–1959), philanthropist; member of the Astor family.
- Leo Baekeland (1863–1944), Belgian-born chemist and entrepreneur invented Velox, a photographic paper later purchased by Eastman Kodak, and synthetic plastic, a substance he named Bakelite.
- Donn Barber (October 9, 1871-May 29, 1925), architect of New York City and Hartford, CT landmark buildings, including the Travelers Tower.
- Thomas Beer (1889-1940), American writer: biographer, novelist, and essayist
- Holbrook Blinn (1872–1928), San Francisco-born American stage and silent film actor.
- Henry E. Bliss (1870–1955), devised the Bliss Classification System for libraries, a rival to Melvil Dewey’s decimal system.
- Edward “Major” Bowes (1874–1946), early radio star, host of The Original Amateur Hour.
- Alice Brady (1892-1930), Academy Award winning actress, daughter of stage producer William Brady.
- Andrew Carnegie (1835–1919), Scottish-American industrialist, steel magnate, and philanthropist.
- Fred Hayden Carruth (1862-1932), newspaper publisher, journalist, humorist, author of juvenile fiction
- Walter Chrysler (1875–1940), businessman and founder of the Chrysler automobile company; commissioned New York City’s Chrysler Building.
- Francis Pharcellus Church (1839–1906), American journalist, editor at the New York Sun who penned the editorial “Yes, Virginia, there is a Santa Claus.”
- Kent Cooper (1880–1965), American journalist, influential head of the Associated Press from 1925 to 1948.
- Jasper Francis Cropsey (1823–1900), American landscape painter in the style of the Hudson River School. Cropsey’s home, Ever Rest, in nearby Hastings-on-Hudson is open for tours by appointment.
- Eugene Crowell, MD (1817–1894), medical doctor, noted spiritualist, author of numerous titles on spiritualism including The Identity of Primitive Christianity and Modern Spiritualism and The religion of spiritualism.
- Daniel Draper (1841-1931), meterologist who founded the New York Meteorological Observatory in Central Park in 1868.
- Maud Alice Earl (1864–1943), British-American painter of canines.
- Parker Fennelly (1891-1988), American stage and screen actor; “Titus Moody” on Fred Allen’s radio show; television pitchman for Pepperidge Farms.
- Catherine Reynolds Fennelly (1892–1988), American stage actress.
- Malcolm Webster Ford (1862–1902), champion amateur athlete and journalist; brother of Paul.
- Paul Leicester Ford (1865–1902), editor, bibliographer, novelist, and biographer; brother of Malcolm Webster Ford.
- Samuel Gompers (1850–1924), American labor leader; first and longest-serving president of the American Federation of Labor.
- Edmund W. Greacen (1876-1949), impressionist artist
- Walter S. Gurnee (1805–1903), businessman, financier, philanthropist, and a two-term mayor of Chicago.
- Robert Havell, Jr. (1793-1878), British-American engraver who printed and colored John James Audubon’s monumental Birds of America series. Havell was a talented artist in his own right. Much of his work is in the style of the Hudson River School of landscape painting.
- Mark Hellinger (1903–1947), primarily known as a journalist of New York theatre; produced The Naked City, a 1948 black-and-white film noir.
- Harry Helmsley (1909–1997), real estate mogul who built a company that became one of the biggest property holders in the United States, and his wife Leona Helmsley (1920-2007). Leona famously bequeathed $12 million to her dog.
- Raymond Mathewson Hood (1881–1934), American architect who designed New York City landmarks like the Daily News building, the McGraw-Hill building, and the American Radiator Company building; designed the Chicago Tribune Building in Chicago. Best known for his work on New York City’s Rockefeller Center.
- William Howard Hoople (1868-1922), a Brooklyn, New York businessman who founded the Utica Avenue Pentecostal Tabernacle, which would join with other congregations to form the Association of Pentecostal Churches of America and eventually merge with the Church of the Nazarene.
- Minna Irving (1856-1940), journalist and poet. No relation to Washington Irving, “Minna Irving” was one of several pen names of Minna Odell. Also published under the name Aurelia Maxwell Michener and Mrs. Harry Michener.
- Washington Irving (1783–1859), lawyer, diplomat, and internationally famous author of essays, short stories, histories, and biographies. His short story “The Legend of Sleepy Hollow” is, of course, a local favorite. Irving’s home, Sunnyside, is nearby and open for tours.
- George Jones (1811–1891), co-founder of The New York Times.
- Owen Jones (1815 -1884), prominent New York City dry goods merchant. His gothic revival monument is popular with visitors.
- Albert Lasker (1880-1952), pioneer of the American advertising industry, part owner of baseball team the Chicago Cubs, and Mary Lasker (1900–1994), an American health activist and recipient of the Presidential Medal of Freedom and the Congressional Gold Medal.
- Lydia Locke (1886–1966), professional opera singer.
- Ann Lohman (1812–1878), a.k.a. Madame Restell, 19th century purveyor of patent medicine and abortions.
- Darius Ogden Mills (1825–1910), made a fortune during California’s gold rush and expanded his wealth further through New York City real estate.
- Joshua D. Miner (d. 1886), notorious counterfeiter.
- Norman Mingo (1896-1980), prolific illustrator and artist for publishers and ad agencies; commissioned to formalize the image of Alfred E. Neuman for Mad magazine
- Belle Moskowitz (1877-1933), political advisor and social activist. She counseled New York governor Al Smith through 4 terms and managed his campaign for president of the United States.
- Robertson Kirtland Mygatt (1861-1919), American landscape painter and etcher.
- Whitelaw Reid (1837–1912), journalist and editor of the New York Tribune, Vice Presidential candidate with Benjamin Harrison in 1892; son-in-law of D.O. Mills.
- William Rockefeller (1841–1922), with his brother John D. Rockefeller, a founder of the Standard Oil Company.
- Edgar Evertson Saltus (1855-1921), writer of racy novels.
- Francis Saltus Saltus (1849-1889), American poet and music critic, elder brother of novelist Edgar Saltus.
- Charles Sheeler (1883-1965), painter and photographer
- Carl Schurz (1820–1906), German-American journalist, Civil War general, United States Senator from Missouri, United States Secretary of the Interior under Rutherford B. Hayes.
- Orlando Jay Smith (1842–1908), founder of the American Press Association, which at the time of his death was the largest newspaper syndicate in the United States; also the author of two books of philosophy.
- Joseph Urban (1872–1933), architect and theatre set designer.
- Henry Villard (1835–1900), German-American journalist and financier.
- Oswald Garrison Villard (1872–1949), American journalist was the son of Henry Villard; after the death of Henry, Oswald inherited ownership of the New York Evening Post and The Nation.
- Paul Warburg (1868–1932), German-American banker and early proponent of the United States Federal Reserve System.
- Worcester Reed Warner (1846–1929), mechanical engineer and manufacturer of telescopes. With his wife Cornelia Warner, donated the Warner Library to the villages of Tarrytown and Sleepy Hollow.
- Thomas J. Watson (1870–1956), transformed a small manufacturer of adding machines into IBM.
- Hans Zinsser (1878–1940), microbiologist and a prolific author.