The religious ceremony commonly associated with a Catholic quinceañera is Mass.
Many Catholic families begin or include the celebration with a special Mass, often called a quinceañera Mass. During it, the celebrant may give thanks, make commitments connected with her faith, and receive a blessing from the priest. The exact order and wording depend on the parish and local custom.
A Mass is not required for every quinceañera. Families may choose a secular event, and quinceañera traditions are practiced by people with different religious backgrounds. Even within Catholic communities, some celebrations place the church service before the reception, while others omit it or use a separate blessing.
This ceremony is sometimes confused with baptism, First Communion, or Confirmation. Those are separate Catholic rites. A quinceañera Mass is a service connected with the fifteenth-birthday milestone rather than one of those sacraments.