Even in today's era of severely watered-down world titles, simply to fight for a belt is an achievement few fighters ever approach. Fighters like Yuri Foreman or Sergio Mora might settle into stepping-stone status, but the fact that they were world champions at one point can never be taken away from them.
But a world title simply isn't what it used to be in previous generations. Some of the names on this list were relatively obscure even at the biggest moments of their careers.
Forgotten or not, they were all recognized as world champions for one brief moment sometime in the past decade.