Iser

Iser or ISER may refer to:
 * iSCSI Extensions for RDMA, a computer network storage protocol
 * Jizera (river) or Iser, a river in the Czech Republic
 * Institute for Social and Economic Research, an institute at the University of Essex

People with the surname

 * Iosif Iser (1881–1958), Romanian painter and graphic artist
 * Wolfgang Iser (1926–2007), German literary scholar