Captain John Owen Donaldson (May 14, 1897 – September 7, 1930) was a World War I flying ace credited with seven aerial victories. Donaldson was born in Fort Yates, North Dakota, the son of General Thomas Quinton Donaldson. He left Cornell and joined the Royal Flying Corps in Canada in March 1917. When the U.S. declared war, he transferred to the American air service. He was attached to the RAF (successor to the RFC), and posted to 32 Squadron. From July 22, through August 29,, he destroyed four Fokker D.VII fighters and drove down three others out of control.