Hannah Katy Hay-O'Connor is the daughter of Ste Hay (Kieron Richardson) and Sinead O'Connor (Stephanie Davis) who was introduced on 21 May 2015.
Ste and Sinead had a drunken one-night stand, causing Sinead to fall pregnant and not know whether Ste or Tony Hutchinson (Nick Pickard) is the father, after having an affair with Tony.