The first name Gigi is ♀ female and ♂ male.
The girl’s name Gigi is a diminutive of e.g. Virgine or Georgine and other names with the element “gi”. The boy’s name Gigi is a diminutive of the name Luigi.
The girl’s name Gigi means “maid”, “virgin” (from Virginie) and “farmer”, “earthworker” (from Georgine). The boy’s name Gigi means “famous warrior” (from Luigi).