Zabdiel Sampson was a U.S. Representative

United States House of Representatives

The United States House of Representatives is one of the two Houses of the United States Congress, the bicameral legislature which also includes the Senate.The composition and powers of the House are established in Article One of the Constitution...

 from Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

. Born in Plympton, Massachusetts

Plympton, Massachusetts

Plympton is a town in Plymouth County, Massachusetts, United States. The population was 2,820 at the 2010 census. The United States senator William Bradford was born here.- History :Plympton was first settled in 1662 as the western parish of Plymouth...

, Sampson pursued classical studies and graduated from Brown University

Brown University

Brown University is a private, Ivy League university located in Providence, Rhode Island, United States. Founded in 1764 prior to American independence from the British Empire as the College in the English Colony of Rhode Island and Providence Plantations early in the reign of King George III ,...

 in 1803. He studied law, was admitted to the bar

Admission to the bar in the United States

In the United States, admission to the bar is the granting of permission by a particular court system to a lawyer to practice law in that system. Each U.S. state and similar jurisdiction has its own court system and sets its own rules for bar admission , which can lead to different admission...

 and commenced practice in Plymouth.

Sampson was elected as a Democratic-Republican to the Fifteenth

15th United States Congress

-Leadership:- Senate :* President: Daniel D. Tompkins * President pro tempore:** John Gaillard , elected March 4, 1817** James Barbour , elected February 15, 1819- House of Representatives :*Speaker: Henry Clay -Members:...

 and Sixteenth

16th United States Congress

-House of Representatives:During this congress, one House seat was added for the new state of Alabama and one seat was reapportioned from Massachusetts to the new state of Maine. For the beginning of the next congress, six more seats from Massachusetts would be reapportioned to...

 Congresses and served from March 4, 1817, to July 26, 1820 when he resigned.
He was appointed collector of customs in Plymouth, July 26, 1820, and served until his death there July 19, 1828. He was interred in Burial Hill Cemetery.