Justice Gregory T. D'Auria is a Connecticut native. Born on June 24, 1963, Justice D’Auria was sworn in as an Associate Justice on March 8, 2017. Prior to his appointment to the Supreme Court, he had worked in the Office of the Attorney General for over twenty-three years in a variety of roles. Justice D’Auria argued dozens of appeals in state and federal appellate courts during his years of service with the Office of the Attorney General, and until just before his appointment to the Court had served as Connecticut’s first Solicitor General, appointed to that position by Attorney General George Jepsen in 2011. Prior to that, he headed the Special Litigation and Charities Unit (2010-11), and also served as Associate Attorney General for Litigation (2000-09) and as an Assistant Attorney General (1993-2000). Justice D'Auria was an associate at Shipman & Goodwin from 1989 to 1993, and also served as a law clerk to Chief Justice Ellen A. Peters from 1988 to 1989.

In 2009, he was nominated and inducted as a fellow into the American Academy of Appellate Lawyers, a distinguished national organization that works to advance the administration of justice and promote the highest standards of professionalism and advocacy in appellate courts. Justice D'Auria has also served as a UCONN Moot Court instructor and was a founding director of the Connecticut Supreme Court Historical Society.
 
Justice D'Auria graduated from the University of Connecticut, Magna Cum Laude, in 1985, with a Bachelor of Arts degree, Phi Beta Kappa, in Political Science. He received his Juris Doctor from the University of Connecticut School of Law, with high honors, in 1988, where he also served as editor-in-chief of the Connecticut Journal of International Law.