Tyson Fury's upset win over Wladimir Klitschko has thrown the heavyweight division wide open.
The Briton now holds the WBA, IBF and WBO belts.
Parker is ranked fifth in the WBO and his trainer Kevin Barry says Fury is likely to concentrate on just one belt, which could open opportunities for others.
Joseph Parker who has Samoan ancestry takes on the towering 6'7" American Daniel Martz in Hamilton this weekend.