Ann Timmer is a judge of the Arizona Supreme Court. She assumed office in 2012. Her current term ends on January 1, 2029. Timmer ran for re-election for judge of the Arizona Supreme Court. She won in the retention election on November 8, 2022. Timmer first became a member of the court by appointment. She was appointed in 2012 by Gov. Jan Brewer to fill the vacancy created when Justice Andrew Hurwitz was appointed to the U.S. Court of Appeals for the 9th Circuit. Justice Timmer was retained by voters in 2016 to a full six-year term that began in January 2017. As of June 2021, she was vice chief justice of the Arizona Supreme Court. On July 1, 2024, Timmer was elected chief justice of the Arizona Supreme Court.
