UFC welterweight title history: Leon Edwards, Georges St-Pierre, Hughes, Penn and more

The 170-pound title will be on the line Saturday in the UFC 304 main event, and champion Leon Edwards (22-3 MMA, 14-2 UFC) will chase his third title defense when he takes on challenger Belal Muhammad (23-3 MMA, 14-3 UFC) in a rematch.

The welterweight division in the UFC has had some lengthy title reigns, and Edwards has some work to do to catch up to the likes of longtime titleholders Georges St-Pierre, Kamaru Usman, Matt Hughes and others. Take a look at a chronological history of the UFC welterweight belt.