Fanny Guidecoq spent part of her childhood in Morocco and Hungary. Back to France, she starts graduate studies, which enabled her to go back abroad and train in theatrical practice. First at DAMS in Bologna, then at the Beckett Theatre at Trinity College in Dublin, before returning to France, first to Paris and then to Lyon, to complete her training at the National school of music , danse and drama.

She now alternates between roles/parts  for the  television , the cinema  as well as in advertising. She also regularly plays parts in international short films.