Ryan Matthew Dunn (June 11, 1977 – June 20, 2011) was an American reality television personality and stuntman. He was best known for being a member of the "Jackass" and "Viva La Bam" television programs. He died in car crash in West Goshen Township, Chester County, Pennsylvania. Police reported that Dunn was the driver. His blood alcohol level was 0.196%. That is more than twice the state's legal limit of 0.08%.