Trey McKenney
| Personal information | |||||||||||||||
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| Born | September 6, 2006 Flint, Michigan, U.S. | ||||||||||||||
| Listed height | 6 ft 4 in (1.93 m) | ||||||||||||||
| Listed weight | 225 lb (102 kg) | ||||||||||||||
| Career information | |||||||||||||||
| High school | St. Mary's Preparatory (Orchard Lake Village, Michigan) | ||||||||||||||
| College | Michigan (commit) | ||||||||||||||
| Position | Shooting guard / small forward | ||||||||||||||
| Career highlights | |||||||||||||||
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Medals
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John "Trey" McKenney III (born September 6, 2006) is an American high school basketball player for St. Mary's Preparatory. He represented the United States national team at the 2024 FIBA Under-18 AmeriCup, winning a gold medal. In 2024, McKenney also won a Michigan High School Athletic Association (MHSAA) state championship with St. Mary's. In 2025, he was the Michigan Associated Press (AP) Division 1 Player of the Year for a third consecutive season, a McDonald's All-American and Mr. Basketball of Michigan. He signed his national letter of intent to play college basketball for the Michigan Wolverines in 2025.