UFC Fight Night 13 takes place on April 2 from the Broomfield Event Center in Broomfield, CO. This landmark first ever three hour broadcast on Spike Tv starts early at 7pm EST. UFN 13 is filled with top level fighters, easily making this card the best we have seen so far in 2008.
- Joe Lauzon vs. Kenny Florian
Result: Kenny Florian defeats Joe Lauzon by TKO (Strikes from the mount) at 3:28 of R2.
- Karo Parisyan vs. Thiago Alves
Result: Thiago Alves defeats Karo Parisyan by TKO (Knee – Strikes) at 0:34 of R2.
- Tim Boetsch vs. Matt Hamill
Result: Matt Hamill defeats Tim Boetsch by TKO (Strikes) at 1:25 of R2.
- Kurt Pellegrino vs. Nate Diaz
Result: Nate Diaz defeats Kurt Pellegrino by Submission (Triangle Choke) at 3:06 of R2.
- Houston Alexander vs. James Irvin
Result: James Irvin defeats Houston Alexander by TKO (Super Man Punch – Strikes) at 0:08 of R1.
- Gray Maynard vs. Frank Edgar
Result: Gray Maynard defeats Frank Edgar by Unanimous Decision. (30-27 x3)
- Josh Neer vs. Din Thomas
Result: Josh Neer defeats Din Thomas by Unanimous Decision. (30-27 x3)
- Ryan Roberts vs. Marcus Aurelio
Result: Marcus Aurelio defeats Ryan Roberts by Submission (Armbar) at 0:16 of R1.
- Jeff Cox vs. Manny Gamburyan
Result: Manny Gamburyan defeats Jeff Cox by Submission (Guillotine Choke) at 1:41 of R1.
- Clay Guida vs. Samy Schiavo
Result: Clay Guida defeats Samy Schiavo by TKO (Strikes) at 4:15 of R1.
- Roman Mitichyan vs. George Sotiropoulos
Result: George Sotiropoulos defeats Roman Mitichyan by TKO (Strikes) at 2:24 of R2.
- Anthony Johnson vs. Tommy Speer
Result: Anthony Johnson defeats Tom Speer by TKO (Strikes) at 0:51 of R1.