Won seven times en route to capturing the inaugural FedExCup, cruising through the PGA TOUR Playoffs for the FedExCup with two wins and a T2 in three starts. Captured 13th career major championship (second all-time to Jack Nicklaus' 18) and finished the year with 61 official PGA TOUR victories, fifth all-time. Adjusted scoring average was 67.79, matching own record set in 2000. With 60 official rounds, won his seventh career Vardon Trophy and also captured the Byron Nelson Award.
Deutsche Bank Championship: Shot a final-round 63 to equal lowest final round of his TOUR career at Deutsche Bank Championship. Course-record equaling front-nine 30 included a holed 9-iron at the par-4 6th hole for eagle. The T11 finish represented the third time in 2009 he finished outside the top-10 (T17 at Accenture Match Play and missed cut at The Open Championship).
In November 2003, Woods became engaged to Elin Nordegren, a Swedish former model and daughter of former minister of migration Barbro Holmberg and radio journalist Thomas Nordegren. They were introduced during The Open Championship in 2001 by Swedish golfer Jesper Parnevik, who had employed her as an au pair. They married on October 5, 2004, at the Sandy Lane resort in Barbados, and lived at Isleworth, a community in Windermere, a suburb of Orlando, Florida. In 2006, they purchased a $39-million estate in Jupiter Island, Florida, and began constructing a 10,000-square-foot home; Woods moved there in 2010 following the couple's divorce.
Ford Championship at Doral: Took over as World No. 1 for the first time since the week of Aug. 30, 2004 by defeating Phil Mickelson by a stroke at the Ford Championship at Doral. Paired with Mickelson in the final round for just the third time in his career, began the day two strokes behind. Caught up to Mickelson at the turn and took a two-stroke lead after an eagle on the par-5 12th hole. Mickelson birdied the next two and both bogeyed the 16th to remain tied with two holes to play. Birdied the 17th hole and when Mickelson's chip on No. 18 lipped out, earned the 42nd victory of his career.
Ryder Cup: Was selected as a captain's pick for the United States in the Ryder Cup and made his eighth start in the biennial team event. Played in his first Ryder Cup since 2012 and failed to score any points for the U.S. in four matches played. Lost 2 and 1 to Jon Rahm in Singles as the Europeans regained the Ryder Cup with a 17.5-10.5 victory over the United States at Le Golf National in Paris, France.
Surpassed Greg Norman for most weeks at No. 1 in the Official World Golf Ranking following PGA Championship with his 332nd combined week at the top. Consecutive weeks reign at No. 1 ended at 264, as Vijay Singh took over world No. 1 on Sept. 6, the week following the Deutsche Bank Championship. Entered 2005 season with streak of 133 consecutive made cuts intact.
Surgery: Pulled out of next two PGA TOUR starts, the Genesis Open and The Honda Classic. Released statement: "My doctors have advised me not to play the next two weeks, to continue my treatment and to let my back calm down. This is not what I was hoping for or expecting. I am extremely disappointed to miss the Genesis Open, a tournament that benefits my foundation, and The Honda Classic, my hometown event. I would like to thank Genesis for their support, and I know we will have an outstanding week." In April, announced on his website he had undergone further back surgery. The operation was performed by Dr. Richard Guyer of the Center for Disc Replacement at the Texas Back Institute.