A tiara may be placed on a quinceañera’s head during her ceremony.
The crowning or presentation of a tiara is a common symbolic feature of formal quinceañera celebrations. It gives the event a ceremonial, princess-like character and visually distinguishes the celebrant from her court.
A parent, godparent, or another honored family member may present the tiara, depending on the family’s customs. The item may be a real jeweled piece, costume jewelry, or another decorative headpiece.
The tiara does not have a fixed religious status and is not required for a quinceañera. It is separate from a religious service such as a thanksgiving Mass, which some families include and others do not.