Dyana Liu (born July 29, 1981) is an American actress. Liu is known for co-starring in the Cartoon Network live-action series Tower Prep.

Liu was born in Taipei, Taiwan to a Hakka father and a Taiwanese mother, and she then grew up in Ithaca, New York.^[1][2] At age five, she began playing classical piano and did not pursue an acting career until college.^[3] She attended school at the University of Pennsylvania while also studying acting at the Walnut Street Theatre.^[4] After graduating from college, she returned to Ithaca to perform in local theater before moving to Los Angeles to pursue a career in film and television.^[4] She made her television acting debut guest-starring on an episode of The Unit. The next year, she co-starred in the independent western film Between the Sand and the Sky opposite Dee Wallace. In 2009, she appeared in the film Down for Life, which also starred Danny Glover. In 2010, she co-starred as Suki Sato in the Cartoon Network live-action series Tower Prep.