Snooker: IN BRIEF - Ronnie rockets to Irish Masters.
The Rocket' led 7-1 after the first session, and Hawkins never looked like getting back into the match.
"I should have gone 2-0 down, but I got into my stride in the fifth frame and played well," said O'Sullivan.
The two-time world champion from Essex was presented with the trophy by Paul Hunter's widow, Lyndsey.
Hawkins, the world number 12, made the better start and pinched the opening frame 62-49.