Hettienne Park is an American actress and writer who has appeared in the films "Young Adult" (2011), "Bride Wars" (2009), the series "Blindspot" (2018) and "The Outsider" (2020), and her most notable role was Beverly Katz in the psychological horror series "Hannibal" (2013–14). Park was born in Boston and grew up in Wayland, Massachusetts, and is of South Korean descent. She earned a Bachelor of Arts in Religion and Economics from the University of Rochester in Rochester, New York. Park studied classical flute and piano at the New England Conservatory of Music in Boston and studied acting for two years at the William Esper Studio in Manhattan, New York.

Park's first acting role was a production of "Cats" in middle school. Her screen debut came in the 2007 film "Year of the Fish." Park is known for supporting roles in films such as "Don't Look Up," "Bride Wars" and "Young Adult." She played Special Agent Beverly Katz, a crime scene fiber analyst, in the television series "Hannibal" alongside Mads Mikkelsen as Hannibal Lecter and Hugh Dancy. Park played Tamika Collins in Stephen King's series "The Outsider" on HBO.

Park was a recipient of the 68th Theatre World Award for outstanding Broadway and off-Broadway debuts for Theresa Rebeck's plays "Seminar" and "The Intelligent Homosexual's Guide to Capitalism and Socialism with a Key to the Scriptures" by Tony Kushner.