Nikolay Valuev
(50-2-0, 34 КО)
Winner by PTS
VS
Alex Vassilev
(16-14-1, 8 КО)
Lost by PTS
PTS, Round 4/4
Feb. 22, 1994
Oct. 15, 1993
Nikolay Valuev
(50-2-0, 34 КО)
Winner by TKO
VS
John Morton
(11-36-0, 10 КО)
Lost by TKO
TKO, Round 2/4
June 28, 1991
Mike Tyson
(50-6-0, 44 КО)
Winner by UD
VS
Donovan Ruddock
(40-5-1, 30 КО)
Lost by UD
UD, Round 12/12