Meaning and Name Origin
Clemence \c-lemen-ce, cl(e)-me-nce\ as a girls' name is of Latin origin, and the meaning of Clemence is "mercy". Medieval French and English form of Clementia, a derivative of Clemens (see Clement). Clemency is a direct use of the noun similar to names such as Charity, Faith, and Mercy.
Clemence has 40 more related variations via Charity, Faith, Mercy: Caridad, Caridade, Carissa▼, Carita, Chairity, Chareese, Charidy, Chariety, Charis, Charissa, Charisse, Charita, Charitee, Charitey, Chariti, Charitye, Chariza, Charty, Chattie, Cherit, Cherri, Cherry▼, Fae▼, Faithe, Fay▼, Faye▼, Fayth, Faythe, Fe, Karita, Mercey, Merci, Mercie, Mercilla, Mercina, Mersey, Sharitee, Sharitey, Sharity and Sharitye.
Clemence is an uncommonly occurring given name for women but a very prominent surname for all people (#41099 out of 88799, Top 46%). (2000 U.S. Census)
Below is a charted analysis of the popularity of the girl name Clemence and corresponding names. Prominent related forms of Clemence (#unlisted) rated in the Top 1000 are Faith (#81 a year ago), Faye (#908), Mercy (#940), Clementine (#943), Clemmie, Fay, Fae, Clementina, Charisse, Charissa, Charity, Cherri, Cherry and Carissa. These girl names reached the height of their popularity during the years 1890-1899 and have become much less popular since, with versions such as Carissa, Charity, Clemmie, Fae and Cherry becoming somewhat outmoded. Faith (#81) is the most chic name for newborns in this list, with this name going through a resurgence in popularity. (2014 Birth Statistics)
A suggested similar baby name is Clymene. Like Clemence, this name is not frequently used.