Katie Liu Leung was born in Scotland to Peter and Kar Wai Li Leung, who are now divorced. She lives at home with her father, two brothers and one sister. She is currently attending one of Scotland's most prestigious private schools, Hamilton College.

Katie's father saw an advertisement for a casting call and suggested Katie try out. Katie objected when she saw the length of the line at the casting auditions and said she'd rather go shopping. She waited for a total of 4 hours before she got in. The audition for her only took 5 minutes and the next two weeks, she got called in for a workshop and from then on, she got the part as Cho Chang.



Beat out over 3,000 girls to make her debut as "Cho Chang" in Harry Potter and the Goblet of Fire (2005). Attended Hamilton College, a prestigious private school in Hamilton, Scotland. Since finishing school in May 2005, Katie wants to either study art at university or embark on an acting career. According to her father, she had never been in a school play and went for the audition "on a whim".. Lives with her father, two brothers and a sister in an exclusive district of Motherwell, Scotland. Can speak Cantonese (Chinese dialect) [September 2005] She plans to defer going to university so she can continue to play Cho Chang in the 'Harry Potter' films. Values her brother, Jonathan's, opinions most Her favorite Chinese actors are Aaron Kwok and Stephen Chow. Favorite actor is Joaquin Phoenix.