Bringer of heat or fire
A modern literary invention likely derived from the Latin 'calx' meaning lime or 'calere' meaning to be hot, combined with the suffix '-fer' meaning to carry or bring. It is most famously known as the name of the fire demon in Diana Wynne Jones's fantasy literature.
US births per 5-year period, 1990–present (SSA data).
A fire demon bound to the wizard Howl by a contract · Howl's Moving Castle