The win came in Atlanta's home opener and was the first victory as an NBA head coach for the Hawks' Mike Budenholzer.
Atlanta opened an 18-point advantage with 4:32 to go in the third and fought off a Toronto comeback that saw the Raptors climb within five with 4:06 left in the contest.
DeMar DeRozan scored 31 points in a losing effort, hitting 14-of-23 shots from the field.
Trader Joe's: Car crashes into Long Island store, injuring 11
Exploding whale video goes viral on Internet