KM
Koen Mattern
Hastings (Neb.) · HN
Profile weight
285
Rank
—
Career W–L
32-10
Career win%
76.2%
KM
Koen Mattern
Hastings (Neb.) · HN
Profile weight
285
Rank
—
Career W–L
32-10
Career win%
76.2%
Career bouts
42
2025-2026: 20 recorded bouts, 15 recorded wins. Career totals include all recorded seasons; profile weight is not season-filtered and rankings show the latest available entry. Coverage and record definitions
20 bouts
Result
Opponent
Score
Event
Round
Method
Video
Forfeit
Fall
Forfeit
Forfeit
Fall
2—0
Forfeit
2—8
Fall
0—4
11—6
Fall
Fall
Fall
Forfeit