Robert Petway (born c. 1903, date of death unknown) was an American blues singer and guitarist. He recorded only 16 songs, but it has been said that he was an influence on many notable blues and rock musicians, including John Lee Hooker, Muddy Waters, and Jimi Hendrix. There is only one known picture of Petway, a publicity photo from 1941. His birth name may have been Pettyway, Pitway, Petaway, or similar.