Robert Weskamp was born on Independence Day, July 4, 1942, in Arvada, Colorado. He entered Officer Training School at Lackland AFB, Texas, on November 12, 1964, and was commissioned a 2d Lt in the U.S. Air Force on February 10, 1965. After completing Undergraduate Pilot Training and F-105 Thunderchief combat crew training, he was assigned to the 354th Tactical Fighter Squadron of the 355th Tactical Fighter Wing at Takhli Royal Thai AFB, Thailand. Weskamp flew combat missions in Southeast Asia from December 1966 until he was forced to eject over North Vietnam on April 25, 1967. He was immediately captured but died of his injuries the same day. Capt Weskamp's remains were returned to the United States on March 6, 1974, and he was buried at the Mt. Olivet Cemetery in Wheat Ridge, Colorado.

His Silver Star Citation reads:

Capt Robert L. Weskamp distinguished himself by gallantry in connection with military operations against an opposing armed force as an F-105 pilot in Southeast Asia on 25 April 1967. On that date, while under intense and accurate fire from unfriendly forces, Captain Weskamp demonstrated cool courage, undaunted determination, and superior skill in pressing home devastating air attacks against hostile positions. Persevering in the face of danger, he relentlessly and effectively aided in neutralizing the hostile forces. By his gallantry and devotion to duty in the dedication of his service to his country, Captain Weskamp has reflected great credit upon himself and the United States Air Force.