Hien may refer to:
Hien (Netherlands), a village near Dodewaard Kawasaki Ki-61 (), a Japanese World War II aircraft Getter Robot Hien (), a manga and fictional character Hien (character) (), a Japanese fictional character Strider Hien, a character from Strider 2 Hien, a character from the Aero Fighters series
People with the given name Nguyen Thanh Hien, Vietnamese-Hungarian singer