Anna Passey (born 28 August 1984) is an English actress, known for portraying Sienna Blake in the Channel 4 soap opera Hollyoaks.

[3] Passey first started her career in the BBC documentary film The Last Flight to Kuwait in 2007 opposite Freddie Stroma.

[7] On 21 November 2012, Passey started playing the role of Sienna Blake in the Channel 4 soap opera Hollyoaks.

She noted that a backstory consisting of a woman beating father, unhinged mother and long-lost brother left her normality doomed.

Passey told an Inside Soap reporter that Sienna gained sympathy following revelations about her long-lost daughter.