The name Jill is a girl's name of English origin, meaning "youthful". It is a diminutive of Jillian, Gillian, or Juliana, which translates to "child of the gods" or "youthful". The name Jill has been popular for decades and was widely used between the 1940s and 1980s. It originates from the Middle English variant Juliana, which is the female variation of the masculine name Julian, derived from the Roman God Jupiter, who presided over the heavens and the earth. The name is often associated with the nursery rhyme "Jack and Jill" and has an air of perpetual youth and innocence.
