American undisputed world heavyweight boxing champion 1987-90

Let's find possible answers to "American undisputed world heavyweight boxing champion 1987-90" crossword clue. First of all, we will look for a few extra hints for this entry: American undisputed world heavyweight boxing champion 1987-90. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.