A quinceañera is traditionally celebrated when a girl or young woman turns 15.
The celebration marks a symbolic transition from childhood to young womanhood in many Latin American communities. It commonly combines a religious service, a formal reception, music, dancing, and ceremonial moments involving family and friends.
The age is cultural rather than a universal legal threshold. A quinceañera does not itself grant legal adulthood, voting rights, or any other legal status. Customs also vary by family, country, religion, and budget, so some celebrations are more formal than others.
The related masculine term is quinceañero, while quinceañera can refer both to the honoree and, in common usage, to the celebration itself. The tradition is especially associated with Mexico, Central America, South America, and Latino communities elsewhere.