Conner Mantz

Conner Mantz
	Mantz at the 2023 Chicago Marathon
Personal information
Full name	Conner Blair Mantz
Born	December 8, 1996; Logan, Utah, U.S.
Home town	Smithfield, Utah, U.S.
Height	175 cm (5 ft 9 in)
Spouse	Kylie Mantz
Sport
Country	United States
Sport	Track and Field,; Road running; Cross country running
Event(s)	1500m, 5000m, 10,000m, Half marathon, Marathon
University team	BYU Cougars
Turned pro	December 2021
Coached by	Ed Eyestone
Achievements and titles
Personal bests	Outdoor ; 1500 m: 3:37.96 (Clovis 2021); 5000 m: 13:11.81 (Eugene 2022); 10,000 m: 27:25.23 (San Juan Capistrano 2022); Indoor ; 3000 m: 7:41.43i (New York 2022); 5000 m: 13:10.24i (Boston 2022); Road ; 10 km: 28:05 (Atlanta 2022); Half marathon: 59:17 AR (Houston 2025); Marathon: 2:05:08 (Boston 2025);

Conner Blair Mantz (born December 8, 1996) is an American long-distance runner, who specializes in the marathon. He ran collegiately for Brigham Young University and won the 2020 and 2021 NCAA Division I Cross Country Championships. Mantz was the winner of the 2024 U.S. Olympic Marathon Trials. At the 2025 Houston Half Marathon, Mantz set a new American record time of 59:17, besting the previous record of 59:43 set by Ryan Hall in 2007. He has competed professionally for Nike since 2021.