Quinceañero is the masculine Spanish term commonly used for a boy celebrating a fifteenth birthday.
The word follows Spanish grammatical gender: quinceañera is feminine, while quinceañero is masculine. Both words are connected to quince años, the fifteen-year milestone. In English-language writing, quinceañero may be retained as a Spanish cultural term rather than translated.
The quinceañera tradition has historically focused on girls, particularly in descriptions of a formal transition into young womanhood. However, celebrations for boys also exist. Their names, ceremonies, clothing, and symbolic customs vary, and families may use quinceañero, quince años, or a locally preferred term.
A common mistake is to treat quinceañero as the name of a completely separate universal ceremony with one standard format. In reality, these celebrations are shaped by country, family, religion, and community. Some are elaborate formal events, while others are relatively simple birthday gatherings. The masculine ending changes the word’s grammatical form, not the underlying connection to age fifteen.