Ayer (surname)

Ayer is a surname. Notable people with the surname include:

• Alfred Jules Ayer (1910–1989), British philosopher
• Claire D. Ayer (born 1948), Vermont politician
• David Ayer (born 1968), American screenwriter
• Edward E. Ayer (1841–1927), American antiquarian and benefactor of Newberry Library and the Field Museum of Natural History
• Francis Ayer (1848–1923), American advertising businessman
• Hilal Tuba Tosun Ayer (born 1970), Turkish female referee
• James Cook Ayer (1818–1878), American patent medicine businessman
• Lewis Malone Ayer, Jr. (1821–1895), Confederate politician
• Nat Ayer (1887–1952), British-American composer