| Jonathan Grout | |
| State1: | Massachusetts |
| Term Start1: | March 4, 1789 |
| Term End1: | March 3, 1791 |
| Predecessor1: | District created |
| Successor1: | George Thatcher |
| Birth Date: | 23 July 1737 |
| Birth Place: | Lunenburg, Province of Massachusetts Bay, British America |
| Death Place: | Dover, New Hampshire, U.S. |
| Party: | Democratic-Republican |
| Occupation: | Lawyer |
Jonathan Grout (July 23, 1737 – September 8, 1807) was a member of the United States House of Representatives from Massachusetts. Grout was born in Lunenburg in the Province of Massachusetts Bay and served in the First United States Congress.[1]
His son, Jonathan Grout Jr., built the first optical telegraph in the United States, connecting Martha's Vineyard and Boston.[2] [3]
A descendant of his was Edward M. Grout (1861–1931), a lawyer and New York City Comptroller.