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
See also Ayar (disambiguation) Ayyar (disambiguation) Iyengar (disambiguation) Iyar (disambiguation)