Dustin Hunter Johnson is an American professional golfer who currently plays on the PGA Tour. He is the current World Number 1 in the Official World Golf Ranking. Through May 6, 2018, he had held the title of the Number 1-ranked golfer for 64 consecutive weeks, which is the 5th longest streak in PGA Tour history. On May 13, 2018, Justin Thomas overtook Johnson, but Johnson regained the Number 1 ranking four weeks later by winning the FedEx St. Jude Classic. Johnson retained the top ranking for another 13 weeks until Justin Rose overtook him by finishing second at the BMW Championship on September 10. Johnson returned to the top of the world rankings on September 23 when he finished third to Rose's fourth in the Tour Championship. He lost the number one ranking on October 21, 2018 when Brooks Koepka won the CJ Cup.