- For the alternate version known as the BYU Championship, see BYU Aftershock World Heavyweight Championship.
- For EBA's world championship, see EBA World Heavyweight Championship.
The BYU Overdrive World Heavyweight Championship, mostly known as the "World" Heavyweight Championship, is the highest professional wrestling world championship contested for in Back Yards United's Overdrive brand. It is the original world championship of BYU.
|BYU World Heavyweight Championship|
|1||Sypher||1||?||Defeated Vincent, one of the last two men remaining in the Battle Royal from the first episode, to become the first BYU World Heavyweight Champion at BYU Episode 2.|
|2||Big D.||1||?||Won at BYU Summer Bash 2007.|
|3||Vincent||1||?||Won at BYU Dynasty 2007.|
|The title was defended on both shows due to the 2008 BYU Brand Extension.|
|4||Juvy||1||?||By cashing in his Money in the Bank contract, he defeated Vincent, who after he retain the title in a Triple Threat Match at BYU Vendetta 2008.|
|The title was held up after a match against Aftershock's M.T. Wallet, the winner of the match, at the 2008 BYU Royal Showdown.|
|BYU Overdrive World Heavyweight Championship (a.k.a. "World" Heavyweight Championship)|
|5||Juvy||2||?||He was awarded the title and it was exclusive to Overdrive at BYU Overdrive Episode 8 after the 2008 BYU Royal Showdown incident.|
|6||C.J. Hawkins||1||?||Won at BYU Summer Bash 2008.|