There are multiple origins and meanings for the name Camilla:
1. Derived from the Latin word (camillus) meaning - "young girl of impeccable origin; of respectable family" or comes from the Latin name of flower "camomile"
2. Arabic name (كاملة) meaning - "perfect; complete; genuine". Form of the given name Kamila.
3. Derivative of the given name Camellia.
In Roman mythology, Camilla was the daughter of king Metabus and Casmilla. In infancy was nourished by mare. The name became popular in British countries after the novel of Fanny Burney "Camille" (1796).