About Jonas Platt
Lived 1769 – 1834 (aged 64). Jonas Platt was an American politician, lawyer, judge and military officer.
Jonas Platt (June 30, 1769 – February 22, 1834) was an American lawyer and politician from New York. He was a member of the United States House of Representatives.
Early life Platt was born on June 30, 1769, in Poughkeepsie, Province of New York, in what was then British America. He was the son of patriot politician and lawyer Zephaniah Platt (1735–1807), who founded Plattsburgh, New York, and his second wife, Mary Van Wyck Platt (1742–1809). Among his siblings was New York State Treasurer Charles Z. Platt. and was admitted to the bar in 1790.
In 1810, he was an unsuccessful candidate for governor, and in 1813, served as a member of the Council of Appointment. Together, Jonas and Helena were the parents of eight children, including: After his death, she married Dr. Henry W. Bell.
Platt died on February 22, 1834, in Peru, Clinton County, New York and was buried at the Riverside Cemetery in Plattsburgh.
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
Instant download · yours to keep · every purchase keeps this site free
Important facts
Family & relationships
Contemporaries
People whose lives overlapped Jonas Platt's
Frequently asked questions
Who was Jonas Platt?
American politician (1769-1834)
When was Jonas Platt born?
Jonas Platt was born on 30 June 1769 in Poughkeepsie.
When did Jonas Platt die?
Jonas Platt died on 22 February 1834 in Clinton County.
What was Jonas Platt's occupation?
Jonas Platt was a politician, lawyer, judge and military officer.
What nationality was Jonas Platt?
Jonas Platt was American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Jonas Platt. https://biography.guide/jonas-platt/
MLA: "Jonas Platt." Biography.guide, https://biography.guide/jonas-platt/.
Chicago: "Jonas Platt." Biography.guide. https://biography.guide/jonas-platt/.
Data last updated: 2026-09-21 · Spot an error? Report a correction.
Portrait: Wikimedia Commons · author & licence
Page generated 2026-09-27 05:01 UTC