The Spanish word commonly used for a quinceañera’s jeweled headpiece is tiara.
A tiara helps present the honoree as the central figure of the celebration. It is usually placed during the formal portion of the event, sometimes by a parent, sponsor, or another important family member. Designs range from simple bands to elaborate pieces coordinated with the dress, bouquet, jewelry, and decorations.
The tiara is a ceremonial accessory, not a universal requirement. Some families choose a crown, floral headpiece, hair ornament, or no headpiece at all. Spanish-speaking communities also use local vocabulary and may describe a particular design more specifically.
This tradition is separate from the quinceañera’s religious elements. A church service may occur before the reception, but the tiara generally belongs to the celebration’s formal presentation and festive symbolism rather than to a required Catholic ritual.