Col. Couvillon is a Louisiana native, married, and currently residingin Brusly, Louisiana. He enlisted in the Marine Corps in June 1974 attending boot camp in San Diego, California. Meritoriously promoted to PFC out of boot camp, he attended Administrative School in Camp Pendleton, CA and was then assigned to Casual Company, MCRD, San Diego as a Personnel Clerk. In August 1976 he was again meritoriously promoted to Sergeant, then released from active duty in September 1976. Upon returning to his home Sgt. Couvillon enrolled in Louisiana State University.In February 1980, Sgt.

Couvillon joined Detachment, H&S Company, 3d Battalion, 23d Marines, 4th Marine Division in Baton Rouge, Louisiana as the Administrative Chief. This Detachment was subsequently renamed Weapons Company, 3/23, 4th MarDiv. Sgt. Couvillon was promoted to Staff Sergeant in 1980 and became a Section Leader in the 81mm Mortar Platoon and subsequently the Platoon Sergeant. In 1982, Staff Sergeant Couvillon graduated from Louisiana State University with a BS degree in Management Administration.In February 1984, then Staff Sergeant Couvillon received a direct commission as a 2nd Lieutenant in the US Marine Corps Reserve. From 1984-1987, Col. Couvillon served in Weapons Company, 3/23 as a Platoon Commander for the Anti-Tank Assault and 81mm Mortar Platoons.

In 1987, LtCol. Couvillon transferred to the Battalion Staff of 3/23 as Assistant Operations and Training Officer. In October 1989, LtCol Couvillon became the Executive Officer of Weapons Company, 3/23 and served in that capacity when 3/23 was activated for Desert Shield/Desert Storm. During Desert Shield/Desert Storm, Col. Couvillon also served as the Fire Support Coordinator of the Bravo Command group, part of 3/23's battalion command. After returning home from Southwest Asia in May 1991, Col Couvillon became the Commanding Officer of Weapons Company, 3/23 until October 1993. From 1993 to 2001, Col. Couvillon has served on the 3/23 Battalion Staff variously as the Fire Support Coordinator, Training Officer, Assistant Operations Officer, Operations Officer and as the Executive Officer for the Battalion.

Col. Couvillon assumed command of 3/23 in August 2001. 3/23 was mobilized for Operation Enduring Freedom on March 5, 2003, and deployed to Iraq with the 2nd Marine Division's Task Force Tarawa located in Al Kut. 3/23 conducted a relief-in-place with Task Force Tarawa, becoming responsible for the entire Wassit Province of Iraq. Subsequently attached to the 1st Marine Division, 3/23 conducted Stability and Security Operations (SASO) through August, 2003. Col. Couvillon, acting also as Military Provincial Governor, and the Marines of 3/23 (supported by Marine and Army Civil Affairs Groups, as well as an Army Military Police Company) set about reestablishing government services, security actions, humanitarian actions, border security (Iraq/Iran), and general governance until relieved by a Ukrainian Infantry Brigade in September, 2003. Col.

Couvillon moved on to serve as Liasion Officer with Marine Forces Europe, working with and training non-US military forces in command and control operations. Col. Couvillon was promoted to his current rank on Jan 1, 2006. Subsequently, Col. Couvillon became the Senior Military Advisor to the 1st Naval Construction Division (Seabees), retiring on February 1, 2014.During his career, Col. Couvillon has attended numerous Marine Corps schools, such as: Amphibious Warfare School (RC); Ground Combat Operations; Landing Force Staff Planning; and Reserve Officer National Security Decision Making among others. Extremely active in the community, Col.

Couvillon is a volunteer, member and officer in many organizations and activities such as the Marine Corps League (Past Detachment Commandant), Knights of Columbus, Veterans of Foreign Wars (Jr. Vice Commandant), American Legion; Reserve Officer Association (Past Department of Louisiana Commander); Military Order of the World Wars (past Vice-.