Raymond Michael Clausen Jr. (October 14, 1947 – May 30, 2004) was a United States Marine who received the Medal of Honor for heroism in Vietnam in January 1970.

He then completed Aviation Mechanical Fundamentals School and the Basic Helicopter Course at Naval Air Technical Training Center in Memphis, Tennessee.

In December 1967, Private First Class Clausen was ordered overseas to serve as a jet helicopter mechanic, which he did throughout his tour of active duty service.

[1] Private First Class Clausen died at the age of 56 on May 30, 2004, at Baylor University Medical Center, Dallas, Texas, due to liver failure.

The CH-46D Sea Knight helicopter from which Clausen rescued his fellow Marines, was dedicated on October 20, 2007, at the Sullenberger Aviation Museum in Charlotte, North Carolina.