Dennis Siver Mixed martial arts record Mixed martial arts record

| Res_ | Record | Opponent | Method_ | Round | Time_ | Location_ |
|---|---|---|---|---|---|---|
| Win | 11–4 | Naoyuki Kotani | KO (punch) | 2 | 2:04 | London , England |
| Loss | 10–4 | Jess Liaudin | Submission (armbar) | 1 | 1:21 | Manchester , England |
| Win | 10–3 | Jim Wallhead | Submission (armbar) | 2 | 3:31 | Nottingham , England |
| Win | 9–3 | Said Khalilov | Decision (split) | 3 | 5:00 | Koper , Slovenia |
| Win | 8–3 | Paul Jenkins | Submission (heel hook) | 2 | 3:42 | Koper , Slovenia |
| Loss | 7–3 | Daniel Weichel | Submission (rear-naked choke) | 1 | N/A | Darmstadt , Germany |
| Loss | 7–2 | Arni Isaksson | Submission (armbar) | 2 | 4:23 | Liverpool , England |
| Win | 7–1 | Adrian Degorski | Submission (armbar) | 2 | 1:59 | Liverpool , England |
| Win | 6–1 | Jonas Ericsson | TKO (punches) | 1 | 0:35 | Liverpool , England |
| Loss | 5–1 | Fabricio Nascimento | Submission (kimura) | 1 | 0:47 | Sweden |