David O'Connor may refer to: David O'Connor (Egyptologist) (born 1938), Australian Egyptologist David O'Connor (equestrian) (born 1962), American international eventer David O'Connor (footballer) (born 1985), Drogheda United player David J. O'Connor (1924–2011), member of the Massachusetts House of Representatives David O'Connor (illustrator), an illustrator of The Fey Series David O'Connor (singer), Irish winner of series five of You're a Star in 2006–07