King of the Delta Blues Singers is a compilation album by American Delta blues musician Robert Johnson, released in 1961 by Columbia Records. It is considered one of the most influential blues releases. In 2020, Rolling Stone ranked it number 374 on its list of the 500 Greatest Albums of All Time.

Robert Leroy Johnson was an American blues musician and songwriter. His landmark recordings in 1936 and 1937 display a combination of singing, guitar skills, and songwriting talent that has influenced later generations of musicians. Although his recording career spanned only seven months, he is recognized as a master of the blues, particularly the Delta blues style, and as one of the most influential musicians of the 20th century. The Rock and Roll Hall of Fame describes him as perhaps "the first ever rock star".