Last name Елерт (Elert 
, Елерт 
) , worldwide, is quite a rare cognomen. The cognomen Елерт is habitual in Poland, where it is quite a rare surname, Germany, where it is a rare surname, and Sweden. In absolute terms, this name is the most popular in Germany, Poland, and Brazil. Likewise, Елерт is the forename as well as the last name.