Sophie Okonedo, OBE (born 11 August 1968) is a British Nigerian actress. She began her film career in the British coming-of-age drama Young Soul Rebels (1991) before appearing in Ace Ventura: When Nature Calls (1995) and Stephen Frears's Dirty Pretty Things (2002). She received an Academy Award nomination for Best Supporting Actress for her role as Tatiana Rusesabagina in the film Hotel Rwanda (2004). She received a Golden Globe Award nomination for the miniseries Tsunami: The Aftermath (2006) and BAFTA TV Award nominations for the drama series Criminal Justice (2009) and the television film Mrs. Mandela (2010). Her other film roles include Æon Flux (2005), Skin (2008) and The Secret Life of Bees (2008).

On stage, Okonedo starred as Cressida in the 1999 Royal National Theatre production of Troilus and Cressida. She made her Broadway debut in the 2014 revival of A Raisin in the Sun and received a Drama Desk Award nomination for Outstanding Featured Actress in a Play and won the Tony Award for Best Featured Actress in a Play for her portrayal of Ruth Younger.

Okonedo was appointed an Officer of the Order of the British Empire in the 2010 Birthday Honours.