Judicial District No. 3, (Vice-Presiding Judge 1991-1992; 1999-2000; 2005-2006), (Presiding Judge 1993-1994; 2001-2002; 2007-2008, 2017-2018). Originally a native of Sentinel, Oklahoma, Judge Lumpkin and his wife subsequently established their home in Madill. He graduated from Weatherford High School in 1964, attended Northwestern State College, Alva, 1964-65 and graduated from Southwestern State College, Weatherford, with a B.S., Business Administration degree in 1968. He received his Juris Doctorate from the University Of Oklahoma School Of Law in 1974.
Judge Lumpkin served on active duty in the U.S. Marine Corps from 1968-1971, serving 18 months in Vietnam. He retired with thirty years of service on June 1, 1998, with the rank of Colonel in the Marine Corps Reserve. He completed his military service as one of only two Marine Reserve judges assigned to the Navy-Marine Corps Court of Criminal Appeals. After working as a staff attorney with the Oklahoma Department of Consumer Affairs and a consultant with a non-profit organization, he was appointed Assistant District Attorney, Marshall County, in 1976, and subsequently First Assistant District Attorney, 20th District. Judge Lumpkin served as Associate District Judge, Marshall County, 1982-1985, and District Judge, 20th Judicial District, Division II, 1985-1989. Appointed to the Court of Criminal Appeals by Governor Henry Bellmon, he commenced his service on the Court in January, 1989.
He was selected as an Outstanding Young Man of America by the U.S. Jaycees in 1979 and Outstanding Assistant District Attorney of the 3rd Congressional District by the Oklahoma District Attorneys Association in 1981. Recipient of the 1999 William J. Holloway, Jr. Professionalism Award presented by the William J. Holloway, Jr. American Inn of Court. Selected 2007 Distinguished Alumnus by Southwestern Oklahoma State University and joined the University Hall of Fame. He is a member of the Oklahoma Bar Association (Past Chairperson Criminal Law Committee, Member Law Related Education Committee, Past-Chairman of Access to Justice Committee); Oklahoma Bar Foundation (Benefactor Member); Oklahoma County Bar Association and the Marshall County Bar Association; Past-Chairperson, Oklahoma Access to Justice Commission; William J. Holloway, Jr. American Inns of Court CV (President Elect, Program Committee Chair 1992; President 1993); Oklahoma Judicial Conference (Past-President and Secretary-Treasurer); Life Member, Veterans of Foreign Wars Post 4611; Rotary Club of Oklahoma City; Past Member of Advisory Board, Junior League of Oklahoma City; Oklahoma Marine Corps Coordination Council (Member of Board of Directors); and the Marine Corps Reserve Association. He also serves as a member of the Oklahoma Supreme Court Committee on Uniform Civil Jury Instructions and the Court liaison to The Court of Criminal Appeals Uniform Criminal Jury Instruction Committee. Member of Conference of Chief Justices. From June 2001 to July 2007 Judge Lumpkin served as a member of the Board of Directors, National Center of State Courts, Williamsburg, VA.
Judge Lumpkin and his wife, Barbara, have one child, Richard Houston Lumpkin, and are members of Waterloo Road Baptist Church.