Thomas Burnside (July 28, 1782 – March 25, 1851) was an American politician and judge who served as a Democratic-Republican member of the United States House of Representatives for Pennsylvania's 9th congressional district from 1815 to 1816 and as an associate justice of the Supreme Court of Pennsylvania from 1845 until his death in 1851.
Thomas Burnside was born near Newtownstewart, County Tyrone, in the Kingdom of Ireland.
He emigrated to the United States with his father’s family, who settled in Norristown, Pennsylvania, in 1793.
He studied law, was admitted to the bar in 1804 and commenced practice in Bellefonte, Pennsylvania.
[1] Burnside was elected as a Democratic-Republican to the Fourteenth Congress to fill the vacancy caused by the death of David Bard and served until his resignation in April 1816.