“It was a really nice moment because my parents hadn’t seen each other for a long, long time,” Leung said. Leung has contributed her voice to the video games Harry Potter and the Order of the Phoenix and Harry Potter and the Half-Blood Prince. in 2007, she helped The Prince’s Trust charity of Scotland raise £100,000 by launching a children’s art competition and also donated one of her own paintings which was auctioned for £960. in 2009, she was one of two celebrities who donated a photo to Sightsavers International’s i:click 2009 competition.

Leung was born in Motherwell, Lanarkshire to Peter, who was a businessman, and Kar Wai Li Leung, who works in a law firm. An immigrant from Hong Kong, her father owns a Chinese restaurant named Regent in Glasgow and a Chinese wholesale firm named Jade Palace Trading. Leung delayed plans to go to art college and university in order to film Harry Potter and the Order of the Phoenix. Leung has said she is undecided about pursuing an acting career after Harry Potter and wishes to attend university to study art and design.