Luisa Christina Zissman (born Louisa Christina Kalozois; 4 June 1987) is an English retail entrepreneur and reality television personality. She was the runner-up on the ninth series of The Apprentice and finished fourth on Celebrity Big Brother 13. She later became a presenter and regular panellist on Big Brother's Bit on the Side. Zissman is also one half of podcast LuAnna: The Podcast with Anna Williamson.