Theo Crenshaw

 is a multiplayer character in Red Dead Redemption.

General
Theo Crenshaw one of the Legendary characters who can be selected in the Outfitter. He seems to be a Bandito, since he can be seen multiple times in Bandito events.

Theo dons the Mexican sombrero and has bandoliers strapped across his chest.

If the legendary characters were actually main characters from the game, then Theo would most likely be a misc mexican.