Mary Isabel Yu[1] (born 1957) is an American lawyer who has served as an associate justice of the Washington Supreme Court since 2014.
[4] In 1999, King County Prosecuting Attorney Norm Maleng named Yu as his deputy chief of staff.
[3] In 2000, Washington Governor Gary Locke appointed Yu to replace retiring judge Janice Niemi on the King County Superior Court.
[14][15] Justice Yu ran unopposed in 2015 to complete the term and was the highest vote getter in the State.
In October 2018, Yu joined the majority when the court abolished the state's death penalty because they found its racist imposition violated the Constitution of Washington.
[22] In 1984, Yu received the Caritas Veritas award from Dominican University, as an alumna exemplifying a search for truth through charity or service.