The crossword solution for the term 'Blues Guitarist Robert' is CRAY, a four letter word. Robert CRAY is an American blues guitarist, singer and songwriter who has been active since the late 1970s. He has released 20 studio albums and won five Grammy Awards. CRAY's style blends soul, blues, and rock and roll. He has collaborated with many famous musicians, including Eric Clapton, John Lee Hooker, and Keith Richards.