"Hello Vietnam" is a song written by Tom T. Hall and recorded by American country singer Johnnie Wright, with lyrics in support of the Vietnam War. "Hello Vietnam" spent 20 weeks on the American Billboard Hot Country Singles & Tracks chart with three weeks at number one. The single, featuring vocals from Wright's wife, Kitty Wells, was Wright's most successful release on the US country music charts as a solo singer.

The song was used for the opening theme of the war film Full Metal Jacket.