Hezekiah Williams (July 28, 1798 – October 23, 1856) was a United States representative from Maine.
Pursuing higher education, he graduated from Dartmouth College, in Hanover, New Hampshire in 1820.
He studied law, was admitted to the bar, and commenced practice in Castine, Maine in 1825.
Williams was a register of probate for Hancock County, Maine 1824-1838 and a selectman of Castine 1833–1835.
He served in the Maine Senate 1839-1841 and again a selectman of Castine in 1843 and 1844.