Cecil \ce-cil\ as a boy's name (also used as girl's name Cecil), is pronounced SESS-ul, SEE-sul. It is of Latin and Old Welsh origin, and the meaning of Cecil is "blind; sixth". From the Roman clan name Caecilius, derived from Caecus. Also an anglicized form of a Welsh surname of a great noble family (Seissylt, from the Latin name Sextilius, from Sextus). Cecilia is the feminine form. Saint Cecilius was a priest of Carthage (third century). Cecil Rhodes was an industrialist and founder of Rhodesia in the Victorian era. Film director Cecil B. De Mille; photographer Cecil Beaton.
Cecil has 4 variant forms: Cecilio, Cecilius, Cecyl and Celio.