Deanna Yusoff (born 3 January 1967) is a Malaysian actress. She was known for her roles in the television series Idaman and Spanar Jaya.

Her breakthrough role was in the 1992 film Selubung, which she starred in and won her the Best Female Actress at the 10th Malaysian Film Festival(FFM). She then starred in the films Abang 92 and Ringgit Kasorrga. She starred in the television series Idaman, which aired from 1998 to 2001. She also starred in seasons 3 to 7 of the television series Spanar Jaya. She appeared in the 1996 Singaporean film Army Daze and the 1999 American film Anna and the King as Queen Thiang alongside Jodie Foster adn Chow Yun- Fat. She continue to play her roles in Chermin(2007),CEO(2014), Singaporean historical thriller film 1965(2015) and the horror film Aku Haus Darahmu(2017).