Douglas Gerald Hurley (born October 21, 1966) is an American engineer, former Marine Corps pilot, and former NASA astronaut.

After graduation, he attended The Basic School at Marine Corps Base Quantico, Virginia, and later the Infantry Officers Course.

[6][7] Hurley then reported to VMFAT-101 at Marine Corps Air Station El Toro, California for initial F/A-18 Hornet training.

Upon completion of training, he was assigned to VMFA(AW)-225 where he made three overseas deployments to the Western Pacific.

While assigned to VMFA(AW)-225, he attended the United States Marine Aviation Weapons and Tactics Instructor Course, the Marine Division Tactics Course and the Aviation Safety Officers Course at the Naval Postgraduate School in Monterey, California.

Following the completion of two years of training and evaluation, he was assigned technical duties in the Astronaut Office which included Kennedy Operations Support as a "Cape Crusader," where he was the lead ASP (Astronaut Support Personnel) for Space Shuttle missions STS-107 and STS-121.

[6] He also served as the NASA Director of Operations at the Gagarin Cosmonaut Training Center in Star City, Russia.

[11] Hurley and fellow crewmember Bob Behnken were humorously compared in news and social media to the fictional brothers Bob and Doug McKenzie because of their friendship when they participated in the first commercial astronaut launch on SpaceX Crew Dragon Demo-2.

This article incorporates public domain material from websites or documents of the National Aeronautics and Space Administration.