Thomas Weston Thompson (March 15, 1766 – October 1, 1821) was an American attorney and Federalist politician in the U.S. state of New Hampshire.

[1] He attended Dummer Academy in Byfield, Massachusetts,[2] and served as an aide to General Lincoln during Shays' Rebellion.

Among the younger men he mentored was Daniel Webster, who started as a law apprentice with him around 1801.

[6] In 1810, Thompson moved to Concord, New Hampshire where he continued the practice of law.

Thompson was elected to the United States Senate to fill the vacancy caused by the death of Nicholas Gilman, serving from June 24, 1814, to March 3, 1817.