Captain Oliver Colin LeBoutillier (24 May 1894 – 12 May 1983) was a World War I aviator who witnessed the death of Manfred von Richthofen. He was a vigorous proponent of Captain Roy Brown as the victor over Richthofen. Post World War I, he became a stunt pilot for movies, a skywriter, and an aviation instructor whose most famous student was Amelia Earhart. Later, he became a civil aviation inspector.