Quinceañero is the Spanish word commonly used for a male celebrant of a quinceañera-style fifteenth-birthday celebration.
The term is the masculine counterpart of quinceañera. Both words derive from quince, “fifteen,” and identify the person reaching the traditional milestone. Historically, the large formal celebration has been more strongly associated with girls, so quinceañera remains much more widely recognized.
Families and communities adapt the tradition in different ways. A boy’s event may retain familiar elements such as formal clothing, a court, music, speeches, or a religious service, or it may use a completely different format. There is no single worldwide program required for a fifteenth-birthday celebration.
Quinceañero can also be confused with chambelán, which names a male attendant in the celebrant’s court, or padrino, which generally refers to a sponsor or honored provider. Those words describe roles around the event, not the birthday celebrant.