Nathaniel Smibert (January 20, 1734 – November 8, 1756), was an American colonial artist in Boston, Province of Massachusetts, active in the mid-18th century.
He is considered to be the first portrait painter in America.
Born in Boston in 1734, Nathaniel Smibert trained as a painter with his father, artist John Smibert.
He painted several portraits, notably of Ezra Stiles, architect Peter Harrison, and Dorothy Wendell (in the Collection of Dr John L Hale, Boston).
Smibert died young in 1756, at the age of twenty-two.