Yeo Yann Yann is a Malaysian actress known for her extensive work in theatre, film and television, notably her award-winning roles in the Anthony Chen movies Ilo Ilo and Wet Season, as well as in the HBO Asia's Invisible Stories.

Making her acting debut in theatre in the late ‘90s, Yeo proved a versatile actress over the years, shifting effortlessly between genres, and performing both onstage and in front of the camera for feature films and television shows. The Johor Bahru-born actress, who also has a strong presence in neighbouring Singapore, has appeared in Malaysian productions including Muallaf, Petaling Street Warriors, and Lee Chong Wei, a biopic based on the life of the eponymous badminton icon.

Yeo has numerous acting credits in TV and film including the movie Singapore Dreaming, for which she garnered rave reviews. In 2021, she made her international breakthrough when she was cast in the upcoming Netflix thriller Havoc opposite Hollywood stars Tom Hardy, Forest Whitaker, and Timothy Olyphant.

The rising star and talented actress has been recognised numerous times for her work, including two Golden Horse Awards for Best Supporting Actress and Best Leading Actress for Ilo Ilo and Wet Season, respectively. She was recently nominated for an Emmy and awarded Best Actress at the Asian Academy Creative Awards for Invisible Stories.