William Cullen Kittredge (February 23, 1800 – June 11, 1869) was a Vermont lawyer and politician. He served as Lieutenant Governor from 1852 to 1853.
William Cullen Kittredge was born in Dalton, Massachusetts on February 23, 1800. He graduated Phi Beta Kappa from Williams College in 1821, received a master's degree from Williams in 1824, studied law in Northampton, and practiced in Kentucky and Ohio before settling in Fair Haven, Vermont in 1824.
In addition to practicing law, Kittredge was involved in several business ventures, including serving as the first President of National Life Insurance Company and owning a partnership in a successful marble company.
Kittredge served for eight years in the Vermont House of Representatives, including two as Speaker. He also served in the Vermont Senate and as Rutland County State's Attorney and Assistant Judge and Judge of the County Court. Kittredge was the successful Whig nominee for Lieutenant Governor in 1852 and served from 1852 to 1853.