Stacey Roca (born 12 September 1978 in Southport) is an English actress, known for her roles as Rachel in the series The Office, Claude Stevenson in Strictly Confidential, and Nancy Tench in the Netflix drama Mindhunter.

Born in Southport, Roca spent her childhood in Johannesburg, South Africa, then returned to England. She attended Formby High School and took her A-levels at King George V College in Southport, after which she moved to London.

Roca trained at the Webber Douglas Academy of Dramatic Art and studied the Meisner technique under Bill Esper at the Esper Studio in New York.