Jeffrey Williams

Status: Active
1/18/1958 –
Nationality: American
Type: Government
First Flight: 5/19/2000
Last Flight: 3/18/2016

Jeffrey Nels Williams is a retired United States Army officer and a NASA astronaut. He is a veteran of four space flights and formerly held the American record for most days spent in space, which was surpassed in April 2017 by his colleague Peggy Whitson.