Yen Hoang was born in Ho Chi Minh City on March 8, 1997, and then moved to the United States with her family when she was three years old.

[3] Hoang attended the University of Illinois Urbana-Champaign on a sports scholarship, graduating in business and accounting in 2019.

[7] Hoang competed at the 2015 Parapan American Games,[2] in four events,[8] and also at the 2015 IPC Athletics World Championships.

[9] Hoang was the second fastest women finisher at the virtual 2020 New York City Marathon, behind Susannah Scaroni.

[11] At the delayed 2020 Summer Paralympics, she finished eighth in the final of the 800 meters T53 event.