UFC 66: Liddell vs. Ortiz è un evento di MMA del 30 dicembre 2006. Si tiene a MGM Grand Garden Arena, Las Vegas, Nevada, U.S.. Qui trovi la card completa con i risultati degli incontri.
| Categoria | Incontro | Esito |
|---|---|---|
| Main Card | ||
| Light Heavyweight | Chuck Liddell (c) vs Tito Ortiz | TKO (punches) R3 3:59 |
| Light Heavyweight | Keith Jardine vs Forrest Griffin | TKO (punches) R1 4:41 |
| Middleweight | Jason MacDonald vs Chris Leben | Submission (guillotine choke) R2 4:03 |
| Heavyweight | Andrei Arlovski vs Márcio Cruz | KO (punches) R1 3:15 |
| Light Heavyweight | Michael Bisping vs Eric Schafer | TKO (punches) R1 4:24 |
| Preliminary Card | ||
| Welterweight | Thiago Alves vs Tony DeSouza | KO (knee) R2 1:10 |
| Heavyweight | Gabriel Gonzaga vs Carmelo Marrero | Submission (armbar) R1 3:22 |
| Middleweight | Yushin Okami vs Rory Singer | TKO (submission to punches) R3 4:03 |
| Heavyweight | Christian Wellisch vs Anthony Perosh | Decision (unanimous) (29–28, 29–27, 29–28) R3 5:00 |