Mariachi is the Mexican musical ensemble commonly associated with quinceañera celebrations.
Mariachi performances may accompany the formal reception, dinner, dances, or a serenade for the quinceañera. The ensemble’s sound is strongly identified with Mexican cultural celebrations and often includes violins, trumpets, guitar, vihuela, and guitarrón.
Mariachi is not the name of a specific quinceañera ritual. Families may instead choose recorded music, a DJ, a banda, or another live group, depending on region, budget, and personal preference. The tradition also varies widely across Mexico, the United States, and other countries where quinceañeras are celebrated.
Mariachi music is frequently confused with banda because both are popular at Mexican celebrations. Banda generally emphasizes a larger brass-and-percussion arrangement, while mariachi has its own characteristic string-and-brass instrumentation and repertoire.