Isaac Donnom Witherspoon

Isaac Donnom Witherspoon
40th Lieutenant Governor of South Carolina
In office
December 1842 – December 1844
GovernorJames H. Hammond
Preceded byWilliam K. Clowney
Succeeded byJohn Fulton Ervin
Personal details
BornDecember 3, 1803
DiedJuly 30, 1858 (aged 54)

Isaac Donnom Witherspoon (December 3, 1803 - July 30, 1858) was a politician in South Carolina.

He served in the state house and then the state senate. He succeeded William K. Clowney as lieutenant governor and served from December 1842 until December 1844. He was succeeded by John Fulton Ervin.

Isaac Witherspoon died of a stroke in 1858, aged 54.