Michael Spinks's reigns
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One champion, every reign
champgraph draws boxing's world champions as one graph per division; this page follows a single one of them. Here is every world title Michael Spinks won, defended and lost, at light heavyweight and heavyweight, from today at the top back to 1981. Open any plate or stud to dig into the fights, records and title reigns behind it.
- plates are title wins
- studs are defences
- dotted means vacant or stripped