David C. Mason 22nd Judicial Circuit (City of St. Louis)


100% of the Committee voted Judge Mason substantially MEETS overall judicial performance standards.

21 Committee members voted “MEETS”
0 Committee members voted “DOES NOT MEET”


Circuit Judge

Evaluation Year



Judge Mason was appointed circuit judge in August 1991 and was retained in 1992, 1998, 2004 and 2010. He earned his B.S. from Austin Peay State University and his J.D. from Washington University.

Prior to his appointment, Judge Mason served as an assistant attorney general, general counsel to the Missouri Department of Corrections and was in private practice. Judge Mason has been a teacher of Trial Advocacy for The National Institute For Trial Advocacy, The Yeshiva University Benjamin Cardozo School of Law and several bar associations. He also has served as an adjunct professor of law at the Washington University School of Law since 1989.

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