Joseph Dennis Parker, is a New Zealand professional boxer. He has held the World Boxing Organization (WBO) interim heavyweight title since March 2024. Previously, he held the WBO heavyweight title from 2016 to 2018. At regional level, he has held multiple heavyweight championships, including the WBO Oriental, Africa, and Oceania titles; as well as the PABA, OPBF, and New Zealand titles. As an amateur, he represented New Zealand at the 2010 Commonwealth Games in the super-heavyweight division, and narrowly missed qualification for the 2012 Summer Olympics.

Dean Garmonsway.............Pro-debut
Francois Botha.......................Fight #6
Marcelo L Nascimento.........Fight #8

Sherman Williams.................Fight #11
Jason Pettaway......................Fight #13
Bowie Tupou...........................Fight #15
Daniel Martz...........................Fight #17
Jason Bergman.....................Fight #18
Carlos Takam..........................Fight #19

Alexander Dimitrenko..........Fight #21
Andy Ruiz Jr............................Fight #22
Răzvan Cojanu........................Fight #23
Hughie Fury.............................Fight #24
Anthony Joshua.....................Fight #25
Dillian Whyte...........................Fight #26

Alex Leapai..............................Fight #28

Shawndell Winters................Fight #29
Junior Fa..................................Fight #30
Derek Chisora I.......................Fight #31
Derek Chisora II.....................Fight #32
Joe Joyce................................Fight #33
Jack Massey...........................Fight #34
Simon Kean............................Fight #36
Deontay Wilder......................Fight #37
Zhilei Zhang............................Fight #38