Quinceañera is the English-language name commonly used for the Mexican tradition celebrating a girl’s fifteenth birthday.
The tradition is widespread in Mexico and across Latin American communities, although its customs differ by region, family, religion, and generation. A typical celebration may combine a formal dress, a religious service, a reception, music, dancing, and symbolic presentations.
The word can refer to the honoree or, in everyday English, to the event itself. Spanish-speaking communities may also use fiesta de quince años or quince. The Mexican form belongs to a broader Latin American tradition rather than representing one single national ceremony.
Quinceañera should not be confused with Día de Muertos, Las Posadas, or Semana Santa. Those are distinct Mexican or Spanish-language cultural and religious traditions with different purposes and dates.