Jeralita "Jeri" Costa (born September 18, 1959) is an American politician. She is a Democrat, and represented District 38 in the Washington House of Representatives which included parts of Snohomish County including Everett and Marysville, from 1995 to 1999. She was a state senator from 1999 to 2003.
Costa serves as a Community Victim Liaison with the Washington State Department of Corrections (DOC). She is an advocate for female prisoners.