A doll can represent the quinceañera’s last childhood toy.
In the tradition often called the last doll, a quinceañera receives or carries a doll as a symbol of leaving childhood behind. The object connects the celebrant’s earlier years with the new stage represented by her fifteenth birthday. It may be presented by a parent or another relative during the formal ceremony or reception.
The custom is symbolic rather than universal. Some families include a doll, while others omit it or replace it with a different keepsake. In some versions, a younger sibling receives the doll, emphasizing the transfer from childhood to a more mature social role.
The doll is not the same tradition as changing shoes or presenting jewelry. Quinceañera customs developed differently across countries and communities, so a particular family may combine several practices or observe none of them. The lasting-childhood meaning is the central idea associated with the doll.