Category:21st-century adolescent girls

 See also category: 21st-century adolescent boys.

1. Babies (female) (birth – 24 months)
2. Girls (2–13 (puberty))
3. Adolescent girls (13–17 years)
4. Women (18– )
   • Young women (18-39 years)
   • Middle-aged women (40-59 years)
   • Old women (60+ years)

Definitions come from, but are slightly modified from, the Physical stages of human life as found at Wikipedia:Human development (biology).