Zhou Xun (born 18 October 1974) is a Chinese actress who has played in a wide range of movies from art-house to {{Wuxia}}.

Although her first supporting roles date from the early 1990s, international recognition only came with her lead role in Lou Ye's ''Suzhou River'' in 2000. She has also played in ''Film/TheEmperorAndTheAssassin'', ''Literature/BalzacAndTheLittleChineseSeamstress'', ''Beijing Bicycle'', ''Perhaps Love'', ''The Banquet'', ''Painted Skin'' and other films.

She made her Hollywood debut with a supporting role in ''Film/CloudAtlas''.