The first name Rey is ♀ female and ♂ male.
Rey is a Spanish, especially Filipino boy’s name. Besides, Rey is a variant of the boy’s name Ray, which originally derived from the Old High German name Raimund. It was used for boys only, but it began being used for girls because of Rey Skywalker of Star Wars.
The boy’s name Rey means “king” (from Spanish “rey” originally from Latin “rex” = king). The unisex name Rey means “advisor and protector” (from Germanic “ragin” = advice + “munt” = protection).