Belén Rueda is a Spanish actress. She is best known for her roles as Lucía in the TV series Los Serrano (2003); as Julia in Mar adentro (2004), for which she won a Goya Award; and as Laura in El orfanato (2007), for which she received another Goya Award nomination. Most recently she played the lead role in the movie Los ojos de Julia (2010).

Rueda returned to Madrid and worked as a salesperson and a model until she became a TV presenter. After that she worked as an actress on television, including the show Los Serrano (2003), and eventually acted in films. She won a Goya Award in 2004 for her role as Julia in Mar adentro (2004). She received another Goya nomination for her role in the 2007 film, El orfanato (2007). Rueda played the lead role of the Spanish thriller Los ojos de Julia (2010), which was produced by Guillermo del Toro. She also starred in Oriol Paulo's thriller El cuerpo (2012).