Final Fight Championship 21: Rijeka
- PromotionFinal Fight Championship
- VenueSportska Dvorana Zamet
- LocationRijeka, Croatia
- Number of bouts7
Main Card
Heavyweight championshipMain Event
3 x 5
Dion
Staring
34-12-0
Andreas
Kraniotakes
18-10-1
Decision
Marcin Prachnio
8-2-0
Heavyweight championship
Co-Main Event | 3 x 5
VS
KO/TKO, Punch | R1 · 3:22Tomislav Spahović
8-5-0
Heavyweight championshipCo-Main Event
3 x 5
Marcin
Prachnio
8-2-0
Tomislav
Spahović
8-5-0
KO/TKO, Punch
R1 · 3:22Featherweight bout
3 x 5
Slobodan
Maksimović
9-4-1
Lemmy
Krušič
17-4-0
Decision
"Terror"
Ivica Trušček
30-24-0
Welterweight bout
3 x 5
VS
KO/TKO, Punches | R2 · 2:15"C-4"
Vladislav Kanchev
5-1-2
Welterweight bout
3 x 5
Ivica
Trušček
30-24-0
Vladislav
Kanchev
5-1-2
KO/TKO, Punches
R2 · 2:15Heavyweight bout
3 x 5
Darko
Stošić
6-1-0
Ivan
Vitasović
2-2-0
Submission, Keylock
R1 · 2:59Middleweight bout
3 x 5
David
Vasić
7-3-0
Daniel
Iliev
5-2-1
KO/TKO, Knees
R1 · 3:22Balázs Kiss
1-0-0
Middleweight bout
3 x 5
VS
Submission, Rear Naked Choke | R1 · 2:05Bruno Guštović
3-0-0
Middleweight bout
3 x 5
Balázs
Kiss
1-0-0
Bruno
Guštović
3-0-0
Submission, Rear Naked Choke
R1 · 2:05