Meaning and name origin
Sessy \s(es)-sy\ as a girl's name is of Latin and Old Welsh origin, and the meaning of Sessy is "blind; sixth". Sessy is a variant of Cecily (Latin, Old Welsh): from the medieval vernacular form of Cecilia.
Sessy has 1 variant form: Sissy.
Sessy is not a popular first name for females and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is a comparison of the popularity of the girl name Sessy and its variant forms. The only popular variation form ranked in the Top 1000/100 is Cecily. (2014 statistics).