Sasha Valentine is a fictional character from the British Channel 4 soap opera Hollyoaks, played by Nathalie Emmanuel. Sasha first appeared on-screen on 17 July 2006 as part of the newly introduced Valentine family. Sasha has been at the centre of many high-profile storylines including use of recreational drugs, a heroin addiction and a subsequent overdose, prostitution, a victim of a series of violent attacks, portraying a gangster's moll and binge drinking. In March 2010, Paul Marquess announced that 11 characters are to depart the show which included Sasha. Although it was initially reported Emmanuel was axed, Ricky Whittle confirmed she had planned to leave at the end of her contract. Emmanuel left in 2010 and was later credited on 1 December 2010 for a flashback episode.

Nathalie Joanne Emmanuel is a British actress. Emmanuel began her acting career appearing in theatre in the late 1990s, acquiring roles in various West End productions such as the musical The Lion King. In 2006, she began her on-screen career by starring as Sasha Valentine in soap opera Hollyoaks, after which she appeared in various British television series until her debut film appearance in Twenty8k.