Strikeforce World Grand Prix QuarterFinals Overeem vs Werdum (2011)

Strikeforce World Grand Prix QuarterFinals Overeem vs Werdum also known as Strikeforce Dallas was a mixed martial arts event held by Strikeforce The event took place on June 18 2011 at the American Airlines Center in Dallas Texas The main card aired on Showtime while the preliminary card aired on HDNet