The first name Stacy is ♀ female and ♂ male.
The girl’s name Stacy is a diminutive of the name Anastasia, which derived from the Greek name Anastasios. The boy’s name Stacy derived from the name Eustace, which is also of Greek origin.
The girl’s name Stacy means “resurrection” (from ancient Greek “ἀνάστασις/anástasis” or “ἀνά/aná” = up + “στάσις/stásis” = standing). The boy’s name Stacy means “well-built”, “steadfast”, “stable” or “possessing good stability” (from ancient Greek “eu/εὖ” = good + “hístēmi/ἵστημι” = to stand/to set up) and “fruitful” or “abundant in grain” (from Greek “eu/ευ” = good + “stachys/σταχυς” = ear of corn).