David Hugh McCulloch (April 23, 1890 – September 20, 1955) was an early American aviator who worked with Glenn Curtiss from 1912. Curtiss was a contemporary and competitor to the Wright brothers, Wilbur and Orville, who had made the first flights at Kitty Hawk in 1903. Curtiss won the world's first air race at Reims in France in August 1909, and was now becoming the driving force in American aviation. McCulloch's early work with Curtiss consisted of demonstrating, training and selling Curtiss planes and participating in early developments of flight. He trained the First Yale Unit (using Curtiss flying boats), and in two consecutive days in 1917, he and several of his pupils from the First Yale Unit made flights that convinced the Navy to bring aircraft aboard ships. Later, McCulloch was co