Donald S. Lopez, Sr. (July 15, 1923 – March 3, 2008) was a former U.S. Army and U.S. Air Force fighter and test pilot and until his death the deputy director of the Smithsonian National Air and Space Museum. In 1948 he married Glindel Barron, sister of Florida State Senator Dempsey Barron. His publications include two memoirs, Into the Teeth of the Tiger (Smithsonian, 1997, ISBN 1-56098-752-9), and Fighter Pilot's Heaven: Flight Testing the Early Jets (Smithsonian, 2001, ISBN 1-56098-916-5).