Robert Shane Kimbrough (born June 4, 1967) is a retired United States Army officer, and a NASA astronaut.
He was part of the first group of candidates selected for NASA astronaut training following the Space Shuttle Columbia disaster.
Kimbrough is a veteran of two spaceflights, the first being a Space Shuttle flight, and the second being a 6-month mission to the ISS on board a Russian Soyuz craft.
He was the commander of the International Space Station for Expedition 50, and returned to Earth in April 2017.
Married to the former Robbie Lynn Nickels.