Helen Joyce Gabriel Flanagan (born 7 August 1990) is an English actress. She is best known for playing the role of Rosie Webster in the ITV soap opera Coronation Street from 2000–2012; she reprised the role in 2017, before going on maternity leave on 8 June 2018.
Flanagan was born in Bury, Greater Manchester, England. She attended Westholme School in Blackburn, Lancashire.
Flanagan first appeared as Rosie Webster in Coronation Street in January 2000. In 2006, she was nominated for the award of "Best Dramatic Performance from a Young Actor or Actress" at the British Soap Awards, losing to Ellis Hollins of Hollyoaks. In 2007, she was nominated for "Villain of the Year" at the same awards, this time losing to Coronation Street co-star Jack P. Shepherd. In 2010, Flanagan appeared in Coronation Street spin-off Coronation Street: A Knights Tale as her character Rosie Webster. In 2011, she had her own Coronation Street spin-off Just Rosie, which explored her character Rosie Webster trying to build a modelling career in London. Flanagan left Coronation Street in February 2012 to pursue other interests.