Strikeforce: Shamrock vs. Diaz was a mixed martial arts event held by Strikeforce on April 11, 2009 at the HP Pavilion in San Jose, California. It was the first event promoted by Strikeforce after their acquisition of assets from the defunct EliteXC promotion through its parent company ProElite. It aired on the Showtime cable network and online through Strikeforce All Access.Gus Johnson, Mauro Ranallo and Pat Miletich were commentating during the broadcast and Jimmy Lennon Jr. was the ring announcer. The official attendance was announced to be 14,409.
Gilbert Melendez
as Self
Rodrigo Damm
as Self
Nick Diaz
as Self
Frank Shamrock
as Self
Scott Smith
as Self
Benji Radach
as Self
Cristiane Justino
as Self
Hitomi Akano
as Self
Brett Rogers
as Self
Ron Humphrey
as Self
Luke Rockhold
as Self
Buck Meredith
as Self