John Christopher Ethridge (February 10, 1947 – April 23, 2012) was an American country rock bass guitarist. He was a member of the International Submarine Band (ISB) and The Flying Burrito Brothers, and co-wrote several songs with Gram Parsons. Ethridge worked with Nancy Sinatra, Judy Collins, Leon Russell, Delaney Bramlett, Johnny Winter, Randy Newman, Graham Nash, Ry Cooder, Linda Ronstadt, The Byrds, Jackson Browne, and Willie Nelson.
