Ier (disambiguation)

The Ier is a river in Romania and Hungary.

Ier may also refer to:


 * Ier, the Romanian name for the river Száraz-ér in Romania and Hungary

The acronym IER may refer to:


 * Instance équité et réconciliation, a Moroccan human rights commission
 * Institute of Education and Research
 * International Economic Review, an economics journal
 * Interurban Electric Railway, a division of the Southern Pacific Railroad in the U.S.
 * Institute for Energy Research, a nonprofit public policy think tank
 * New South Wales Institute for Educational Research, an Australian educational research institute
 * Individual Electoral Registration, a reform of electoral registration in the United Kingdom proposed by the Coalition Government
 * IER (company), a subsidiary of the Bollore group which owns Source London and electric car charging infrastructure