Woods finished tied fifth at the Arnold Palmer Invitational in Orlando.
It would be a major upset.
The former world number one hasn't played since February.
The 14-time major champion has not played competitively in 10 months.
McEnroe has already been in trouble for comments he made this summer.
The 14-time major championship winner was arrested in May for driving while intoxicated.
Each of the past seven majors has been won by a different player.
The golfer was arrested on Monday near his Florida home after falling asleep behind the wheel of his car.
The 41-year-old said he was affected by a mix of prescription medications taken after back surgeries.
Tiger Woods was arrested on suspicion of DUI at 3 a.m. Monday morning.
The former top-ranked golfer was arrested early on Monday near Jupiter Island in Florida.
The American 14-time major tournament winner will be out the game for six months.
Woods was set to make his return last weekend.
The golfing icon with 14 major titles says he's returning, 8 years after last winning a major and more than a year since he golfed on the PGA Tour.
Woods was a vice-captain for Team USA.
‘The Captain Myth’ examines the origins of Woods’ troubles in golf’s greatest team competition.
Woods is an American vice captain.
The 14-time major champion was talking about giving advice to the world No. 1 Jason Day.
The golfing superstar was all hugs and high-fives.
Fat Guy touchdowns, near-miss perfect games and a 37-point quarter were just part of the fun of 2015's first half.