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.

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