Quick Info
| Profession | Long-distance runner (marathon specialist) |
|---|---|
| Nationality | American |
| Date of Birth | 08/12/1996 |
| Age | 29 years |
| Zodiac Sign | Sagittarius |
Latest News about Conner Mantz
29/10/2026
Ahead of the 2026 TCS New York City Marathon on November 1, 2026, Mantz was named as one of the headline American runners and was described as returning from injuries that derailed the start of his 2026 season. He is listed with a marathon best of 2:04:43 from the 2025 Chicago Marathon.
31/03/2026
Conner Mantz withdrew from the 2026 Boston Marathon, which was scheduled for April 20, after his fitness did not recover in time. He said in a statement that he was disappointed but looked forward to racing again soon. The withdrawal followed an injury that his coach later described as a sacral stress fracture.
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Bio/Wiki
| Summary | American long-distance runner who specialises in the marathon and has set several American road records, including the U.S. marathon record set at the 2025 Chicago Marathon. He is the holder of the American half marathon record set at the 2025 Houston Half Marathon. |
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| Olympic Participation | Represented the United States in the marathon at the 2024 Paris Olympics |
Educational Qualification(s)
| High School | Sky View High School, Smithfield, Utah |
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| University | Brigham Young University (BYU), mechanical engineering alumnus |
Personal Life
| Religion | Member of The Church of Jesus Christ of Latter-day Saints; served a two-year mission in Ghana after high school |
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Relationships & More
| Spouse | Kylie Mantz |
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Career
| Collegiate | Ran for BYU; won NCAA Division I cross country titles in 2020 and 2021; runner-up in the 10,000 metres at the 2021 NCAA Outdoor Championships |
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| Marathon debut | Finished seventh at the 2022 Chicago Marathon, the first American, with a strong debut for an American |
| 2022 highlight | Won the USATF 20 km road championship in September 2022 |
| 2023 Boston Marathon | Finished 11th in 2023 after staying with the lead pack for much of the race; returned in 2025 and finished fourth in 2:05:08, a time not ratified as a record due to the course's point-to-point layout |
| 2024 Olympic Trials | Won the marathon at the 2024 U.S. Olympic Marathon Trials in 2:09:05 |
| 2025 Houston Half Marathon | Set the American half marathon record with 59:17 |
| 2025 Chicago Marathon | Finished fourth in 2:04:43, setting the American marathon record, 55 seconds faster than the previous mark set in 2002 |
| 2023 Chicago Marathon | Finished sixth and was the top American, lowering his personal best by 29 seconds to 2:07:47 |
| 2026 season | Withdrew from the 2026 Boston Marathon due to a sacral stress fracture and also skipped the Houston Marathon and the USATF Cross Country Championships |
Some Lesser Known Facts
| 1. Completed his first half marathon at age 12 | |
| 2. Known by his coach and teammates for aggressive front-running in training and races | |
| 3. Trains with fellow Olympian Clayton Young |





















