UFC 109: Relentless è un evento di MMA del 6 febbraio 2010. Si tiene a Mandalay Bay Events Center, Las Vegas, Nevada, U.S.. Qui trovi la card completa con i risultati degli incontri.
| Categoria | Incontro | Esito |
|---|---|---|
| Main card | ||
| Light Heavyweight | Randy Couture vs Mark Coleman | Submission (rear-naked choke) R2 1:09 |
| Middleweight | Chael Sonnen vs Nate Marquardt | Decision (unanimous) (30–27, 30–27, 30–27) R3 5:00 |
| Welterweight | Paulo Thiago vs Mike Swick | Technical Submission (D'Arce choke) R2 1:54 |
| Middleweight | Demian Maia vs Dan Miller | Decision (unanimous) (30–27, 29–28, 29–28) R3 5:00 |
| Welterweight | Matt Serra vs Frank Trigg | TKO (punches) R1 2:23 |
| Lightweight | Mac Danzig vs Justin Buchholz | Decision (unanimous) (29–28, 29–28, 29–28) R3 5:00 |
| Lightweight | Melvin Guillard vs Ronys Torres | Decision (unanimous) (29–28, 29–28, 29–28) R3 5:00 |
| Lightweight | Rob Emerson vs Phillipe Nover | Decision (unanimous) (29–28, 29–28, 29–28) R3 5:00 |
| Light Heavyweight | Phil Davis vs Brian Stann | Decision (unanimous) (30–27, 30–26, 30–26) R3 5:00 |
| Preliminary card | ||
| Heavyweight | Chris Tuchscherer vs Tim Hague | Decision (majority) (29–28, 29–28, 28–28) R3 5:00 |
| Heavyweight | Joey Beltran vs Rolles Gracie Jr. | TKO (punches) R2 1:31 |