[2][3] Onwuzurike competes collegiately for Stanford University[4] and is an alumnus of Brother Rice High School in Bloomfield Hills, Michigan.

Born in Detroit, Michigan, USA, to Nigerian parents, Udodi Chudi Onwuzurike holds dual citizenship, but his allegiance has always been with Nigeria, the country of his heritage.

He was influenced by Nigerian sprinters like Olusoji Fasuba, which motivated him to pursue a professional career in athletics representing Nigeria.

[citation needed] At the 2021 World Athletics U20 Championships in Nairobi, Kenya, Onwuzurike won the 200 meters event in a time of 20.21 seconds.

[6] Onwuzurike's sprinting style is characterized by his smooth, efficient running form and his ability to maintain speed over the course of a race.