Hikaru Sulu (alternates)

Throughout the history of the universe, there have been multiple timelines, alternate realities and parallel universes that have all contained versions of Hikaru Sulu, as well as various clones and replicants.

Myriad Universes

 * Last Generation: An elderly Captain Sulu commanded the USS Excelsior, the last holdout of a Federation conquered by the Klingon Empire.
 * The Tears of Eridanus: Commander Sulu was the commanding officer of the IUES in a timeline where Vulcans were not reformed by Surak, and the Andorians controlled the Interstellar Union.

android Sulu
In one alternate permutation of the Kelvin timeline where life was mechanical, an android version of Sulu-1701 served as Starfleet-Unit on an Enterprise that was a technological marvel. During Mitchell's chronotronic event of 2262, he and Kirk were one the bridge and disabled the before members of the crew were whisked away. Sulu was deposited on an Earth controlled by the Khanate of Earth, with, Pavela Chekov and Simon Grayson. 

Vulcan Sulu
In one alternate permutation of the Kelvin timeline, Sulu was a Vulcan officer. He served alongside an Andorian and a Cheronian. They experienced the chronotronic event in 2262.