Callista, also spelled as Calista, Callistee, Kallista, Kalista or Kallistee, comes from the Greek for "most beautiful ".
Ain't No Sunshine by Callista Clark
As a name, it is derived from the Greek name of a huntress in the myth of Callisto, who was loved by Zeus.
Zeus is the sky and thunder god in ancient Greek religion, who ruled as king of the gods of Mount Olympus.
House of the Rising Sun by Callista Clark
The name Callisto was changed to the common Callista for use as a name because in Latin Callista is the feminine form.