Siobhan Patricia Dillon (born 1 September 1984, Lichfield, Staffordshire) is an English actress and singer, who rose to fame on the BBC talent show How Do You Solve a Problem Like Maria? in 2006 where she reached the final, finishing in 3rd place behind Helena Blackman and the winner Connie Fisher. She has since starred in the West End production of Grease as well as the UK tour of Cabaret. She went on to make her West End debut in 2007 playing Patty Simcox in Grease at the Piccadilly Theatre.

Read more about Siobhan Dillon on Last.fm.