EY, Ey, or ey may refer to:

Companies

  • Ernst & Young, a global network of financial services firms currently branded EY
  • Eagle Air (Tanzania) (IATA code 1999–2002)
  • Etihad Airways (IATA code since 2003)

People

  • Henri Ey, French psychiatrist
  • Elaine Youngs, American beach volleyball player

Other uses

  • Ey, an obsolete term for egg.
  • Ey, a Spivak pronoun used in place of "he/she"
  • Ey, exayear, SI unit for year
  • ey (digraph), in languages
  • -ey (disambiguation), an English diminutive suffix
  • East York, Ontario ("EY" in an old logo)
  • Executive Yuan, the executive branch of the Republic of China (Taiwan)