English closed with
6-under-par 65 after completing the third round in the morning with 68. He moved into contention Saturday morning in the second round, matching the lowest round of his tour career with 62.
The 24-year-old former Georgia star finished at
21-under 263. He won the FedEx St. Jude Classic in June for his first PGA Tour victory.
Brian Stuard shot 67 to finish second.
Third-round leader Robert Karlsson had 72 to drop into a tie for sixth at 15 under.
More than 4½ inches of rain hit the course from Wednesday to Friday. Because of the wet conditions, players were allowed to use preferred lies.
PGA TOUR OF AUSTRALASIA: In Melbourne, Adam Scott successfully defended his Australian Masters title for his second victory in two weeks, scrambling Sunday for an even-par 71 and a two-shot victory over Matt Kuchar at wind-swept Royal Melbourne.
Scott won the Australian PGA last week in his first event in Australia since winning the Masters Tournament in April.
Matt Kuchar, ahead by two strokes with four to play and even with Scott with one to go, double-bogeyed the 18th after taking two shots to get out of a bunker. Kuchar had 68 to finish second.
LPGA TOUR: In Guadalajara, Mexico, Lexi Thompson won the Lorena Ochoa Invitational on Sunday for her second victory in her past four starts, birdieing the final hole to beat Stacy Lewis by a stroke.
Thompson, 18, made a 5-foot putt on the par-5 18th, then won when Lewis missed her 5-foot try.
Thompson closed with
3-under-par 69 to finish at 16-under 272 at Guadalajara Country Club. She won the 2011 LPGA Navistar Classic at 16, and took the LPGA Malaysia in October for her second tour title.
The third-ranked Lewis, a three-time winner this year, had 68.
So Yeon Ryu was third at 13-under after 69. Top-ranked Inbee Park finished fourth at 11-under to wrap up the points-based player of the year award with one event left. She also shot 69.