The Spanish word for the girl who celebrates the traditional fifteenth-birthday ceremony is quinceañera.
Quinceañera is the feminine form connected with quince años, meaning “fifteen years.” In everyday English, the word can also describe the entire event, so a sentence such as “We attended her quinceañera” usually means the party or celebration rather than only the celebrant.
Spanish terminology varies by country and community. The birthday girl may also be called the festejada, meaning the honoree or celebrant, but quinceañera is the best-known and most widely recognized term for this tradition. A boy’s comparable celebration is often called a quinceañero, although practices and names differ across communities.
The term does not by itself specify the party’s religious content, dress, music, or size. Those elements depend on family preference, local custom, denomination, and budget. The same word can therefore describe a formal ballroom event, a church-centered celebration, or a smaller family gathering.