Jamie D. Pedersen is an American lawyer and politician serving as a member of the Washington State Senate, representing the 43rd district since 2013. A member of the Democratic Party, he previously served as a member of the Washington House of Representatives from 2007 to 2013.

The Washington State Senate is the upper house of the Washington State Legislature. The body consists of 49 members, each representing a district with a population of nearly 160,000. The State Senate meets at the Legislative Building in Olympia.