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)