Last name إيسر (Isser 
, Eyser 
, إيسر) , in all the world, is a rare cognomen. The surname إيسر is habitual in Austria, where it is quite a rare surname, Algeria, where it is a rare surname, and Morocco. In absolute terms, it is the most numerous in Algeria, Austria, and Germany. Likewise, إيسر is the forename as well as the last name.