Jennifer Leigh McClellan (born December 28, 1972) is an American politician serving as the Virginia State Senator from the 9th district since 2017. A member of the Democratic Party, her district is located in the Greater Richmond Region. McClellan was previously elected to the Virginia House of Delegates from 2006 to 2017, representing the 71st district. McClellan is Vice Chair of the Virginia Legislative Black Caucus, and also a former president of the Virginia Young Democrats, vice-chair of the Democratic Party of Virginia and a current member of the Democratic National Committee (DNC). She was a candidate in the Democratic primary for Governor of Virginia in the 2021 election, coming in third place and losing the nomination to former Governor Terry McAuliffe.