Heading into the ultimate spherical with a three-stroke lead, Hatton delivered a brief recreation masterclass to make six birdies in a five-under-par 67 at Wentworth Membership and completed 19-under general.
Perez, who held a share of lead on a number of events early within the last spherical, needed to accept second place after bogeys on the 13th and 17th noticed his problem fade.
Hatton realised his boyhood dream of lifting the trophy at Wentworth, having attended the occasion together with his father when he was 5 years previous.
The victory ensured Hatton will break into the world’s high 10 for the primary time when the rankings are up to date on Monday, two days earlier than his 29th birthday.
“It is a dream come true for me actually,” Hatton stated, who claimed his fifth European Tour title. “As a five-year-old strolling round right here I at all times needed to be contained in the ropes taking part in after I grew up.
“That is such a large occasion and to recover from the road and win right here is such a particular feeling.
“It was a profession purpose to interrupt inside the highest 10 within the World Rankings so to win right here and obtain that in the identical week may be very particular.”