His final round 67 (−3) was three strokes better than the rest of the field and turned a two-stroke deficit into a six-stroke victory margin over runner-up Matthew Wolff, the 54-hole leader who shot 75.

They were Lucas Glover, world number one Dustin Johnson, Martin Kaymer, Graeme McDowell, Rory McIlroy, Justin Rose, Webb Simpson, Jordan Spieth, defending champion Gary Woodland, and three-time winner Tiger Woods.

[22] One stroke behind were Thomas Pieters, Matthew Wolff, and 2018 Masters champion Patrick Reed, who made a hole-in-one on the par-3 seventh hole.

[23] Louis Oosthuizen played his final nine holes in five under par to join Lee Westwood and 2011 U.S. Open champion Rory McIlroy in a tie for fifth place at three under par; Oosthuizen's round was his eighth time shooting 67 or better at the U.S. Open, a new tournament record.

[25] Friday, September 18, 2020 Patrick Reed made five birdies and five bogeys in an even-par round of 70 to take the 36-hole lead at four-under par.

[28] Overnight leader Justin Thomas made four bogeys in his first eight holes and a double-bogey on the 1st, his 10th, before finishing with two birdies to return a three-over-par round of 73 to tie for third place alongside Harris English and Rafa Cabrera-Bello.

A stroke further behind were Hideki Matsuyama (69), Xander Schauffele (72), Brendon Todd (72), Thomas Pieters (74) and Matthew Wolff (74).

[33] Amateurs: Pak (+5), Kanaya (+7), Thompson (+7), Ogletree (+8), Augenstein (+9), Scott (+9), Summerhays (+9), Yu (+10), Hammer (+11), Castillo (+12), Michel (+17), Sugrue (+17), Rousaud (+21) Saturday, September 19, 2020 Matthew Wolff, making his U.S. Open debut, began the round four strokes off the lead but quickly made up that deficit with five birdies on the front nine.

[38] Sunday, September 20, 2020 Starting the final round two strokes behind, Bryson DeChambeau took the lead on the fifth hole as overnight leader Matthew Wolff made his second bogey of the day.

[39] At the par-3 10th hole Wolff hit his tee shot into thick rough lining a greenside bunker and was unable to get up and down.

Wolff fell six strokes behind after making another bogey at the 14th hole followed by a double-bogey at the 16th, as DeChambeau recorded a run of pars.

Xander Schauffele extended his run of finishing in the top 10 of each U.S. Open he has played, securing fifth place on his own with a birdie on the 18th hole.

World number one Dustin Johnson finished at five over par alongside Korn Ferry Tour qualifier Will Zalatoris in sixth place.

Tied for eighth place at six over par were Tony Finau and four former major winners: Zach Johnson, Justin Thomas, Webb Simpson, and Rory McIlroy, whose challenge effectively ended with a four-putt double-bogey on the first hole and two further bogeys on the opening holes.