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Captain · U.S. Marine Corps Reserve

Jefferson Joseph Deblanc

Captain Jefferson Joseph Deblanc, Marine Corps, received the Medal of Honor for actions on January 31, 1943 at Kolombangara Island, Solomon Islands during World War II.

Serving as a Marine in the U.S. Marine Corps Reserve, Captain Jefferson Joseph Deblanc received the Medal of Honor for his actions on January 31, 1943 at Kolombangara Island, Solomon Islands during World War II. At the time he was serving with Marine Fighting Squadron 112, Marine Air Group 11, 1st Marine Air Wing. Deblanc was 21 years old.

The medal was presented on December 6, 1946, 3 years after the action — the White House, presented by Pres. Harry S. Truman. He later rose to the rank of Colonel.

Deblanc was born on February 15, 1921 in Lockport, Lafourche Parish, Louisiana. Deblanc died on November 22, 2007 in St. Martinville, Louisiana, at the age of 86. He is buried at St. Michael Cemetery in St. Martinville, Louisiana. His medal is held by National WWII Museum, New Orleans, LA.

Deblanc is one of 474 Medal of Honor recipients from World War II and one of 24 credited to Louisiana.

Official Medal of Honor citation

For conspicuous gallantry and intrepidity at the risk of his life above and beyond the call of duty as leader of a section of six fighter planes in Marine Fighting Squadron 112, during aerial operations against enemy Japanese forces off Kolombangara Island in the Solomon group, 31 January 1943. Taking off with his section as escort for a strike force of dive bombers ordered to attack Japanese surface vessels, 1st Lt. DeBlanc led his flight directly to the target area where, at 14,000 feet, our strike force encountered a large number of Japanese Zeros protecting the enemy's surface craft. In company with the other fighters, 1st Lt. DeBlanc instantly engaged the hostile planes and aggressively countered their repeated attempts to drive off our bombers, persevering in his efforts to protect the diving planes and waging fierce combat until, picking up a call for assistance from the dive bombers, under attack by enemy float planes at 1,000 feet, he broke off his engagement with the Zeros, plunged into the formation of float planes and disrupted the savage attack, enabling our dive bombers to complete their runs on the Japanese surface disposition and withdraw without further incident. Although his escort mission was fulfilled upon the safe retirement of the bombers, 1st Lt. DeBlanc courageously remained on the scene despite a rapidly diminishing fuel supply and, boldly challenging the enemy's superior number of float planes, fought a valiant battle against terrific odds, seizing the tactical advantage and striking repeatedly to destroy three of the hostile aircraft (two float planes and one Zero) and to disperse the remainder. Prepared to maneuver his damaged plane back to base, he had climbed aloft and set his course when he discovered two Zeros closing in behind. Undaunted, he opened fire and blasted both Zeros from the sky in a short, bitterly fought action which resulted in such hopeless damage to his own plane that other Zeros entering the fight set his aircraft on fire forcing him to bail out over enemy waters between Vella Lavella and enemy-held Kolombangara. A gallant officer, a superb airman, and an indomitable fighter, 1st Lt. DeBlanc had rendered decisive assistance during a critical stage of operations, and his unwavering fortitude in the face of overwhelming opposition reflects the highest credit upon himself and adds new luster to the traditions of the U.S. Naval Service.

Citation text: U.S. Government, public domain.

How he died

  • Manner of death: natural causes
  • Cause of death: pneumonia
  • Age at death: 86
  • Resting place: St. Michael Cemetery

Cause and manner of death: Wikidata.

Other decorations and honors

Besides the Medal of Honor, Jefferson Joseph Deblanc received:

Source: Wikidata. Gold chips link to our guide to that decoration.

Battles and campaigns

Also served in: World War II.

Life beyond the battlefield

Source: Wikidata.

Places

  • Born: Lockport — map
  • Died: Lafayette — map
  • Buried: Fournet Cemetery — map

Veteran resources, cemeteries and meeting places in Louisiana →

Timeline

  1. February 15, 1921
    Born in Lockport, Lafourche Parish, Louisiana
  2. January 31, 1943
    Act of valor — Kolombangara Island, Solomon Islands
    Age 21. Marine Fighting Squadron 112, Marine Air Group 11, 1st Marine Air Wing
  3. December 6, 1946
    Medal of Honor presented
    The White House, presented by Pres. Harry S. Truman
  4. November 22, 2007
    Died in St. Martinville, Louisiana
    Age 86.
  5. Resting place
    St. Michael Cemetery
    St. Martinville, Louisiana

Biography

Jefferson Joseph DeBlanc (February 15, 1921 – November 22, 2007) was an American World War II Marine Corps fighter pilot and flying ace, credited with shooting down nine Japanese aircraft during two tours of duty in the Pacific at Guadalcanal and Okinawa. On January 31, 1943, despite mechanical problems with his aircraft, he pressed forward with a mission and shot down five Japanese aircraft in minutes before being shot down himself. DeBlanc parachuted to safety and was rescued by native islanders, traded for a sack of rice, and picked up by a Navy seaplane. He received the Medal of Honor for his actions that day. He served in the Marine Corps Reserve until 1972.

From the Wikipedia article “Jefferson J. DeBlanc”, licensed under CC BY-SA 4.0. Read the full article →

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More World War II recipients from Louisiana

Sources. Service and award details compiled from the recipient record of the Congressional Medal of Honor Society, Wikidata and Wikipedia. The narrative summary is generated from these records. Spotted an error? Send a correction.