All the golfers ever ranked No. 1 in the OWGR

The Official World Golf Ranking was introduced in 1986. Since its introduction, 21 different players have been ranked No. 1 in the world.

(Gary A. Vasquez/USA TODAY Sports)

Brooks Koepka

38 weeks

Koepka ascended to the top spot after winning the 2019 PGA Championship at Bethpage Black. It was his second PGA title and fourth major overall. Koepka was bumped out of the No. 1 slot by Rory McIlroy, who last held the top spot in 2015. Koepka won twice during the eight-month stretch he was ranked No. 1.