On February 1, 2024, Governor Bill Lee appointed Justice Mary L. Wagner to the Tennessee Supreme Court.  The Tennessee General Assembly confirmed Judge Wagner’s appointment on March 11, 2024.  Judge Wagner began serving on the Tennessee Supreme Court on September 1, 2024. 

Prior to serving on the Tennessee Supreme Court, Justice Wagner served as Circuit Court Judge, Division VII, for the 30th Judicial District.  Governor Bill Haslam appointed her to that judgeship on October 24, 2016.  Wagner was elected to the Circuit Bench in August 2018 and re-elected in August 2022.   

Prior to her appointment to the bench, Justice Wagner practiced Memphis law firm Rice, Amundsen & Caperton PLLC. While at the firm, she taught at the Cecil C. Humphreys School of Law at the University of Memphis from 2012-2014 as an adjunct professor, teaching second-year law students advanced skills in legal writing and oral advocacy and first-year students legal writing, research and analysis.  

Justice Wagner received her law degree from the University of Memphis in 2009 graduating magna cum laude.  While in law school, Justice Wagner served as a Notes Editor for the University of Memphis Law Review. She received a bachelor’s degree in 2006 from the University of Colorado, majoring in political science.