IWGP World Heavyweight Championship

IWGP World Heavyweight Championship
Zack Sabre Jr. as IWGP World Heavyweight Champion
Details
Promotion	New Japan Pro-Wrestling
Date established	March 1, 2021
Current champion(s)	Zack Sabre Jr.
Date won	October 14, 2024
Statistics First champion(s) Kota Ibushi Most reigns Kazuchika Okada and Tetsuya Naito (2 reigns) Longest reign Sanada (271 days) Shortest reign Kota Ibushi (31 days) Oldest winner Tetsuya Naito (41 years, 166 days) Youngest winner Will Ospreay (28 years, 56 days) Heaviest champion Kazuchika Okada (236 lb (107 kg)) Lightest champion Kota Ibushi (205 lb (93 kg))

The IWGP World Heavyweight Championship (IWGP世界ヘビー級王座, IWGP Sekai hebī-kyū ōza) is a professional wrestling championship in New Japan Pro-Wrestling (NJPW). It is the top men's championship and the most important championship in NJPW.

The "IWGP" part is an acronym of International Wrestling Grand Prix, which is New Japan Pro-Wrestling's governing body.