John Simpson McKibbin (January 20, 1947 – March 23, 2016) was an American Democratic politician and businessman in the state of Washington.

[2] McKibbin moved to Clark County, Washington in 1969, and began his career as a teacher at Columbia River High School.

[5] McKibbin retired from politics in 1990 and worked as a real estate investor and developer, being appointed president of Identity Clark County in April 2014.

[10][11][12] The two were to spread Mustain's ashes on the coast, however the plane he was piloting crashed in the Columbia River near Astoria, Oregon at around 3:50 PM.

The United States Coast Guard and Clatsop County Sheriff's Office promptly began searches, and McKibbin's body was recovered on March 25.