Variant of Clemence meaning clemency, mercy. Feminine form of the Latin Clement. Famous bearers of the name Clementine: the heroine of the well-known folk song 'Clementine' and the Sir Winston Churchill's wife. From 'clemens' meaning mild or merciful.
Constancy; steadfastness. A diminutive of Constance, sometimes used as an independent name. Brave adviser. Strong willed or wise. Also a diminutive of Conlan: Hero. Firm of purpose. Constancy, from the Latin Constantia.