Samuel A. Greaves is a retired United States Air Force Lieutenant General who is now a vice president and the chief architect for space and launch at Boeing.

[1] In the U.S. Air Force, he last served as the Commander of the Missile Defense Agency.

Prior to that, he was the Commander of the Space and Missile Systems Center.

[2][3][4][5][6] This article incorporates public domain material from websites or documents of the United States Government.

This biographical article related to the United States Air Force is a stub.