Strikeforce Challengers: del Rosario vs. Mahe was a mixed martial arts event held by the Strikeforce. The ninth Challengers episode took place on July 23, 2010, at the Comcast Arena at Everett in Everett, Washington.
Shane Del Rosario
Lolohea Mahe
Sarah Kaufman
Roxanne Modafferi
Bobby Voelker
Cory Devela
Mike Kyle
Ron Humphrey
Caros Fodor
Ousmane Thomas Diagne
Brent Knopp
Ryan Hayes
C.J. Marsh
Taurean Washington
Drew Brokenshire
Jordan Mackin
Scott McDonald
Doug Kay
Chris Inman
Quincy Spruill
Jamen Olney
Jordan Currie
John Elam
Frankie Orr
Wendel Horton
Keith Moratuccio