magazine. more January 28, 2009 | Categories: Uncategorized | Leave A Comment » Who is Geraldine Estelle "Geri" Halliwell? Who is Geraldine Estelle “Geri” Halliwell? , Watford , Hertfordshire ) The world knows her as Ginger Spice, she is an English pop singer-songwriter , children’s author , actress and Goodwill Ambassador for