The first name Caz is ♀ female and ♂ male.
Caz is a short form of several names. e.g. of Casimir, which is of Polish origin, or of the unisex name Casey, which is of Gaelic origin.
Caz means “bringer of peace”, “proclamation of peace” and “troublemaker” or “destroyer of peace” (from Casimir) and “descendant of Cathasach” and “vigilant” or “watchful” (from Casey).