Gary Alan Wegner (born Seattle, Washington on December 26, 1944) is an American astronomer, the endowed Leede '49 Professor of Physics and Astronomy at Dartmouth College, and recipient of the Alexander Von Humboldt Prize. Wegner was also a member of a famous group of seven astronomers called the Seven Samurai who, in the 1980s, discovered the location of the Great Attractor. He has co-authored and authored over 320 articles in astronomy and astrophysics.