The 16-19 July tournament was originally supposed to have a limited number of spectators but earlier this week the PGA Tour scrapped plans to let fans attend due to COVID-19.
Woods, a five-time victor of the event, will make his first start on the PGA Tour since the Genesis Open at Riviera Country Club in middle of February, where he finished 68th.
"I've missed going out and competing with the guys and can't wait to get back out there, " Woods said.
The 15-time major champion has been out of action on the PGA Tour for five months, with his last appearance at the Genesis Open ending with a disappointing 6-over par round, to finish 11-over and dead last out of those who made the cut into the weekend.
Woods has skipped the first five tournaments of the PGA Tour's return from its coronavirus hiatus but will return for the Memorial, one of the PGA Tour's prime non-major events.
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And, in prepared remarks , Mr Biden accused Mr Trump of "waving the white flag" as coronavirus cases surged nationwide and the death toll surpasses 125,000.
It will be Woods' 18th time playing the Memorial Tournament.
Watney was the first player to withdraw from an event due to a positive COVID-19 test, pulling out before the second round of the RBC Heritage in SC. He will also need to take a test on site before he is cleared to go to the course and practice and play.
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Woods returned to televised golf in May, playing in a charity match with fellow pro Phil Mickelson and National Football League stars Tom Brady and Peyton Manning and hitting the ball quite well on his home course in Florida.