John Florveus pulled down 10 rebounds to help the Bulldogs (6-7) overcome a season-high 25 turnovers.
Kevin Larsen scored 14 points to lead George Washington (6-7). The Colonials went 0-for-12 on 3-point attempts, missing all but two of them in the second half.
George Washington shot a season-worst 24.6 percent from the field.
The Bulldogs were just 4-for-11 on free-throw attempts before Caldwell-Pope and Djurisic combined to hit Georgia's last six.