Cecily \ce-ci-ly\ as a girl's name is pronounced SES-i-lee. It is of Latin and Old Welsh origin, and the meaning of Cecily is "blind; sixth". From the medieval vernacular form of Cecilia.

Cecily has 5 variant forms: Cicely, Cilly, Sessy, Sicili and Sissy.

Baby names that sound like Cecily are Cicily, Cescily, Ceciley, Cecile, Cecila, Cecil and Cecely.