Emilie de Ravin (; born 27 December 1981) is an Australian actress. She starred as Tess Harding on Roswell (2000–2002), Claire Littleton on the ABC drama Lost (2004–2010), and as Belle on the ABC drama Once Upon a Time (2012–2018).

De Ravin's film credits include Santa's Slay (2005), The Hills Have Eyes (2006) and Ball Don't Lie (2008). She starred as Emily, the heroin-addicted ex-girlfriend of Brendan Frye, in the neo-noir film Brick (2005). She had a cameo in Public Enemies (2009) and starred in Remember Me (2010). De Ravin has been included on Maxim's Hot 100 list three times: in 2005 (No. 47), 2006 (No. 65), and 2008 (No. 68).