Ayer

Ayer may refer to:

Places

 * Ayer, Massachusetts, United States
 * Ayer (CDP), Massachusetts, the central village in the town of Ayer
 * Ayer (MBTA station), commuter rail station
 * Ayer, Washington, United States
 * Aller, Asturias, a municipality in Spain known in Asturian as Ayer
 * Ayer, Switzerland, a municipality in the Val d'Anniviers, canton of Valais

People

 * Ayer (surname)
 * Iyer (also spelled Ayer or Ayyar), a Hindu Brahmin community from India

Music

 * "Ayer" (Enrique Iglesias song), a song by Enrique Iglesias
 * "Ayer" (Gloria Estefan song), by singer-songwriter Gloria Estefan
 * "Ayer" (Luis Miguel song), 1993 song by Luis Miguel
 * "Ayer", 1992 song by Juan Luis Guerra and 440 from the album Areíto
 * "In the Ayer" by rappers Flo Rida, Tiffany Villarreal, and will.i.am

Other uses

 * N. W. Ayer & Son, the first advertising agency in the United States