Keong was born in Vietnam and he and his family emigrated to Chicago where they lived in a Catholic Church. He attended The University of Chicago and discovered improv after a failed relationship, falling in love with performing improv and theater. Keong has studied and worked extensively in New York City and regionally. He received his  SAG card with the line: "In the butt?" in "Marci X", starring Lisa Kudrow and Damon Wayans. Keong currently resides in Los Angeles. 

Enjoyed playing a dad in the upcoming film, MGM's THE SUN IS ALSO A STAR, to these talented young Asian-American actors, Jake Choi (ABC's SINGLE PARENTS) and Charles Melton (CW's RIVERDALE) and also the lovely Yara Shahidi (ABC's BLACK-ISH .

Wrapped up Season 1 of Netflix's DEAD TO ME as Pastor Wayne, starring Christina Applegate and Linda Cardellini.

Working on ADR on Netflix's KINGDOM