Oliver Ormsby
American settler
About Oliver Ormsby
Lived 1767 – 1832 (aged 65). Oliver Ormsby was an American, known for Mount Oliver, Pennsylvania.
Oliver Ormsby (February 25, 1767 – July 26, 1832) was a merchant in Pittsburgh, Pennsylvania. He was a wealthy and influential leader in the city, and the borough of Mount Oliver, Pennsylvania, is named in his honor.
Career After his father died in 1805, Oliver continued his father's trading business in north-western Pennsylvania, and expanded it to new locations at Erie, Pennsylvania, and Niagara, New York. During the War of 1812, Ormsby was the acting naval agent in Pittsburgh and worked with Oliver Hazard Perry to successfully outfit the Lake Erie Fleet. His steam powered flour mill in Cincinnati burned down in 1823. He was on the board of managers at Monongahela Bridge Company and was occasionally a member of the Pittsburgh town council. and Jane McAllister, born on February 25, 1767, at Homestead Farm later a part of Pittsburgh and died on July 26, 1832, in the Pittsburgh South Side. He was educated at one of the Harrison Estates in Virginia. He married Sarah Mahon, daughter of David Mahon and Sarah Dougherty. Ormsby had one son live to adulthood, also Oliver (married Jane Eliza Hoffa), and several daughters, including Jane (married Robert Ormsby), Josephine (married Edward Madison Yard), Sidney (married John Harding Page), Sarah (married Asher Phillips), Mary (married Elias Phillips), Oliveretta (married Clifton Wharton), Caroline (died young), and John (died young).
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Important facts
Family & relationships
People in Oliver Ormsby's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Oliver Ormsby's
Frequently asked questions
Who was Oliver Ormsby?
American settler
When was Oliver Ormsby born?
Oliver Ormsby was born on 23 February 1767 in Bedford.
When did Oliver Ormsby die?
Oliver Ormsby died on 26 July 1832.
What was Oliver Ormsby known for?
Oliver Ormsby was known for Mount Oliver, Pennsylvania.
What nationality was Oliver Ormsby?
Oliver Ormsby was American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Oliver Ormsby. https://biography.guide/oliver-ormsby/
MLA: "Oliver Ormsby." Biography.guide, https://biography.guide/oliver-ormsby/.
Chicago: "Oliver Ormsby." Biography.guide. https://biography.guide/oliver-ormsby/.
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