
Historical · U.S. House · Maine · District 3
Jonathan Cilley
Former U.S. Representative · Maine District 3 · 1837–1839 · Democratic
Jonathan Cilley represented Maine's District 3 in the United States House of Representatives (1837–1839) for the Democratic party. The page below collects sourced biographical facts, term history, committee roles, and provenance for Cilley.
Bioguide ID: C000395
Key facts
- Full name
- Jonathan Cilley
- State
- Maine
- District
- District 3
- Party
- Democratic
- House service
- 1837–1839
- First House term
- 1837
- Status
- Left office
- Current term ends
- —
- Born
- 1802
- Bioguide ID
- C000395
- Committee assignments
- —
- Dataset version
- 1.20260606
Biographical narrative
809 words · sourced from the Wikipedia REST extract
Jonathan Cilley was a U.S. Representative from Maine, serving as a member of the Democratic Party during the 25th Congress. His tenure in the House of Representatives was marked by a tragic end, as he died from injuries sustained in a duel with another congressman. Cilley was born on July 2, 1802, in Nottingham, New Hampshire, and his life and career were shaped by his education, political involvement, and the tumultuous political climate of his time.
Early life and career
Jonathan Cilley was born to Greenleaf Cilley and Jane Nealley Cilley, growing up in a family with notable connections. He was the grandson of Major General Joseph Cilley and the brother of Joseph Cilley, which provided him with a background steeped in public service and military tradition. Cilley received his early education at Atkinson Academy before attending Bowdoin College, where he was part of the distinguished class of 1825, which included notable figures such as Nathaniel Hawthorne and Henry Wadsworth Longfellow. During his time at Bowdoin, he developed a close friendship with Franklin Pierce, who would later become President of the United States.
After graduating, Cilley chose to remain in Maine, where he studied law under John Ruggles. He was admitted to the bar in 1828 and began practicing law in Thomaston, Maine. In addition to his legal career, Cilley took on the role of editor for the Thomaston Register newspaper from 1829 to 1831, which allowed him to engage with the local community and influence public opinion.
In 1829, Cilley married Deborah Prince, the daughter of a local businessman. The couple had five children, although two of them died in infancy. Their surviving children included Greenleaf, Jonathan Prince, and Julia. Greenleaf Cilley pursued a career in the United States Navy, while Jonathan Prince Cilley achieved the rank of brigadier general by brevet in the Union Army during the Civil War. Julia Cilley married Ellis Draper Lazell.
Cilley's political career began in earnest when he was elected to the Maine House of Representatives, where he served from 1831 to 1836. His leadership abilities were recognized when he was elected Speaker of the House during his final two years in that body. His experience in state politics laid the groundwork for his subsequent election to the U.S. Congress.
House tenure
In 1836, Jonathan Cilley was elected to the United States House of Representatives, representing Maine's 3rd congressional district. He took office during a period characterized by intense political rivalry, particularly between the Democratic Party and the Whig Party. Cilley served in the House during the 25th Congress, which was marked by significant political strife, including debates over the economic downturn known as the Panic of 1837. This economic crisis was largely attributed to the policies of President Martin Van Buren, a fellow Democrat, and the ongoing tensions regarding the re-chartering of the Second Bank of the United States.
Cilley's time in Congress was cut short when he became embroiled in a personal conflict that escalated into a duel. His tenure lasted only part of one term, concluding with his death on February 24, 1838. The circumstances surrounding his death were a reflection of the highly charged political atmosphere of the time, as well as the personal honor codes that influenced the behavior of politicians.
Legislative focus and committees
During his brief time in Congress, Jonathan Cilley was involved in the legislative processes of the House, although specific details regarding his committee assignments or legislative initiatives are not extensively documented. His participation in the House coincided with a period of heightened partisanship, particularly as Democrats and Whigs clashed over economic policies and the federal response to the financial crisis.
Cilley's political career was ultimately overshadowed by the tragic events of his duel with Congressman William J. Graves of Kentucky. The duel was precipitated by a series of personal and political insults, culminating in Graves delivering a challenge to Cilley. The duel took place at the Bladensburg Dueling Grounds, where Cilley sustained a fatal injury from a gunshot wound that severed his femoral artery. He died shortly thereafter, marking a grim end to his congressional career.
Following his death, Cilley was initially interred at Congressional Cemetery in Washington, D.C., before being reinterred at Elm Grove Cemetery in Thomaston, Maine. His legacy includes a cenotaph at Congressional Cemetery, and his death prompted his colleagues to enact stricter laws against dueling in Washington, D.C. This legislative response reflected the broader societal concerns regarding the culture of honor and violence that had permeated political life at the time.
Cilley's life and career serve as a historical example of the intense political rivalries of the 19th century and the personal conflicts that could arise within that context. His contributions to Maine's political landscape, as well as the circumstances of his death, are remembered as part of the complex narrative of American political history.
Notable legislation
Sponsored and co-sponsored legislation for Jonathan Cilley is pending operator curation. The biographical narrative above carries the same provenance trail until per-bill rows are written.
Sources
- [1]https://en.wikipedia.org/wiki/Jonathan_CilleyWikipedia · retrieved 2026-06-06
Notable quotes
Sourced quotes for Jonathan Cilley are pending operator curation. Narrative-scope provenance remains attached below.
Sources
- [1]https://en.wikipedia.org/wiki/Jonathan_CilleyWikipedia · retrieved 2026-06-06
Key positions
Curated policy positions for Jonathan Cilley are pending operator review. The biographical narrative above carries the same provenance trail until per-topic positions are written.
Sources
- [1]https://en.wikipedia.org/wiki/Jonathan_CilleyWikipedia · retrieved 2026-06-06
Terms served
- 1837–1839U.S. House · Term 1 · Democratic
Sources & provenance
Every attributable claim above carries a per-section [N] marker that resolves to the corresponding URL below. Each entry records the upstream provider, the canonical URL, and the timestamp at which the source was retrieved by the ingest pipeline.
Key facts
- https://bioguide.congress.gov/search/bio/C000395bioguide · retrieved 2026-06-06
- https://www.govtrack.us/congress/members/402534govtrack · retrieved 2026-06-06
Biographical narrative
- https://en.wikipedia.org/wiki/Jonathan_Cilleywikipedia · retrieved 2026-06-06
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