World heavyweight championship
- AAA Mega Championship
- AEW World Championship
- AIBA World Boxing Championships
- AWA World Heavyweight Championship
- Bellator Heavyweight World Championship
- CMLL World Heavyweight Championship
- ECW World Heavyweight Championship
- GHC Heavyweight Championship
- Heavy Weight Champ
- Heavyweight Champion of the World (song)
- IWGP Heavyweight Championship
- IWGP World Heavyweight Championship
- Karate World Championships
- Kickboxing weight classes
- List of IBF world champions
- List of IBO world champions
- List of The Ring world champions
- List of WBA world champions
- List of WBC world champions
- List of WBO world champions
- List of heavyweight boxing champions
- List of world heavyweight boxing champions
- MLW World Heavyweight Championship
- NWA Worlds Heavyweight Championship
- NXT Championship
- PRIDE Heavyweight Championship
- Pancrase Heavyweight Championship
- ROH World Championship
- Shooto Heavyweight Championship
- TNA World Championship
- Triple Crown Heavyweight Championship
- UFC Heavyweight Championship
- WCW International World Heavyweight Championship
- WCW World Heavyweight Championship
- WWE Championship
- WWE Universal Championship
- World Colored Heavyweight Championship
- World Heavyweight Championship (WWE, 2002–2013)
- World Heavyweight Championship (WWE, 2023–present)
- World Heavyweight Championship (Zero1)
- World Heavyweight Wrestling Championship (original version)
- World Jiu-Jitsu Championship
- World Judo Championships
- World Rowing Championships
- World Taekwondo Championships
- World Wrestling Championships
- World championships in WWE
- World heavyweight championship (professional wrestling)