| Marcus R. Clark | |
| Office: | Associate Justice of the Louisiana Supreme Court |
| Term Start: | November 19, 2009 |
| Term End: | June 30, 2020 |
| Predecessor: | Chet D. Taylor |
| Successor: | Jay McCallum |
| Birth Name: | Marcus Robley Clark |
| Birth Date: | 24 February 1956 |
| Birth Place: | Sulphur, Louisiana, U.S. |
| Party: | Republican |
| Education: | University of Louisiana at Monroe (B.A.) Paul M. Hebert Law Center (J.D.) |
Marcus R. Clark (February 24, 1956 – September 25, 2024) was an American judge who was an Associate Justice of the Louisiana Supreme Court. Clark was a registered Republican.
Marcus R. Clark was born in Sulphur, Louisiana, on February 24, 1956, to Gerald and Hilda Clark. He was an Eagle Scout.[1] He earned a Bachelor of Arts from University of Louisiana at Monroe in 1982 and his Juris Doctor from the Paul M. Hebert Law Center in 1985.[2] [3]
After graduating law school, Clark took a job with the Ouachita Parish District Attorney's Office and earned the title of Chief Felony Drug Prosecutor by 1990.
From 1978 to 1982, he served as a Detective with the Ouachita Parish Sheriff's Office in Monroe.
In 1997, he became a District Judge to the Fourth Judicial District Court. While a district judge he served as a Drug Court Judge from 2000 to 2001 and as Chief Judge from 2004 to 2006.
In 2009, Clark was elected to the Louisiana Supreme Court. In December 2019, Clark announced he was retiring effective June 30, 2020.[4] [5]
Clark died on September 25, 2025, at the age of 68.[6]