From Wikipedia, the free encyclopedia. John R. "Johnny" Cash (born J. R. Cash; February 26, 1932 – September 12, 2003) was an American singer-songwriter, actor, and author, who has been called one of the most influential musicians of the 20th century. Although he is primarily remembered as a country music artist, his songs and sound spanned many other genres including rockabilly and rock and roll—especially early in his career—as well as blues, folk, and gospel. This crossover appeal led to Cash being inducted in both the Country Music Hall o…