William Mouw

William Mouw
William Mouw
Personal information
Born	September 5, 2000; Upland, California, U.S.
Height	6 ft 0 in (183 cm)
Weight	165 lb (75 kg)
Sporting nationality	United States
Residence	Chino Hills, California, U.S.
Spouse	Hannah
Career
College	Pepperdine University
Turned professional	2023
Current tour(s)	PGA Tour
Former tour(s)	Korn Ferry Tour
Professional wins	1
Number of wins by tour
PGA Tour	1
European Tour	1
Best results in major championships;
Masters Tournament	DNP
PGA Championship	DNP
U.S. Open	CUT: 2022
The Open Championship	DNP

William Mouw (born September 5, 2000) is an American professional golfer who plays on the PGA Tour.

Early life

Born in Upland, California, Mouw attended Ontario Christian High School in Ontario, California where he played on the varsity golf team for four years.^[1]^[2]

Amateur career

Mouw played college golf at Pepperdine University where he was a four-time All-American.^[2] He won several non-collegiate events including the Western Junior, California State Amateur Championship, and Trans-Mississippi Amateur.^[2] He also played on several amateur U.S. national teams: 2017 Junior Presidents Cup, 2020 Arnold Palmer Cup, and 2021 Walker Cup.^[1]^[2]

Professional career

Mouw turned professional in 2023 after graduating from Pepperdine. He played on the Korn Ferry Tour in 2023 and 2024. He had three runner-up finishes on the 2024 Korn Ferry Tour: Blue Cross and Blue Shield of Kansas Wichita Open, Nationwide Children's Hospital Championship, and Albertsons Boise Open. He finished 10th on the 2024 Korn Ferry Tour points list to earn a PGA Tour card for 2025.

In July 2025, Mouw won his first PGA Tour event at the ISCO Championship. He shot a final round 61 to turn a seven-stroke deficit into a one-stroke victory over Paul Peterson.^[1]^[3]

Amateur wins

2017 Western Junior
2019 PING Heather Farr Classic, Thunderbird International Junior, California State Amateur Championship
2020 Amer Ari Invitational
2022 Trans-Mississippi Amateur

Source:^[4]

Professional wins (1)

PGA Tour wins (1)

No.	Date	Tournament	Winning score	Margin of victory	Runners-up
1	Jul 13, 2025	ISCO Championship¹	−10 (67-73-69-61=270)	1 stroke	Paul Peterson

¹Co-sanctioned by the European Tour

Results in major championships

Tournament	2022
Masters Tournament
PGA Championship
U.S. Open	CUT
The Open Championship

Did not play

CUT = missed the half-way cut

U.S. national team appearances

Amateur

Junior Presidents Cup: 2017 (winners)
Arnold Palmer Cup: 2020
Walker Cup: 2021 (winners)