梁佩诗（Katie Leung），1987年8月8日生于苏格兰马瑟韦尔，华裔英国演员。2005年，梁佩诗在电影《哈利·波特与火焰杯》中饰演哈利·波特的初恋女友秋·张。2008年，她因在电影《哈利·波特与凤凰社》的演出获得了第17届MTV电影奖最佳吻戏的提名。2010年，梁佩诗入选英国十大杰出华人青年。2012年，她通过 Wild Swans 初登话剧舞台。

梁佩诗的父亲Peter Leung是一位香港商人，在格拉斯哥经营公司生意，母亲是一位香港银行家，两人在梁佩诗三岁时离婚。2005年，梁佩诗的父亲看到《哈利波特与火焰杯》正在征募演员的广告，希望女儿一试，于是梁佩诗就这样参加了秋·张一角的试镜，为完成仅仅五分钟的表演候场了整整四小时，并最终力压3000名竞争者，成为了秋·张的不二人选。

表演以外，梁佩诗喜欢绘画和摄影，并在伦敦艺术大学攻读艺术与设计专业。

​Katie Liu Leung (born 8 August 1987) is a Scottish actress. She 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 attended 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.