A doll can symbolize the quinceañera’s last toy from childhood.
The presentation of a doll is one version of a symbolic ritual associated with the celebration. It represents the transition from childhood toward a more mature stage of life. In some families, the celebrant receives the doll from a younger sibling or another relative, making the moment especially personal.
Customs differ considerably. Some celebrations include a doll, while others use a different object or omit the ritual entirely. The best-known related tradition is the changing of shoes, in which flat shoes may be replaced by high heels. That ceremony also symbolizes a transition, but it is a separate custom from receiving a doll.
These rituals are symbolic rather than legal or religious requirements. A quinceañera does not automatically confer an adult legal status, and no single sequence applies to every country, denomination, or family.