What does Einar mean?
Einar /ein-ar/ [2 sylls.] as a boys' name is of Old Norse origin, and the meaning of Einar is "one warrior". Scandinavian name from einn herr. The name is related to the ancient einherjar, the term for the heroes that have died in battle and are brought to Valhalla for their reward by valkyries.
How popular is Einar?
Einar is an uncommonly occurring given name for men. Einar is an uncommon last name too for all people. (2000 U.S. Census)
Shown below is the baby name popularity of Einar for boys. Einar entered the list in 1900-1909 and reached its peak position of #527 in the U.S. then, but is not ranked at the moment. (Top 1000 Baby Names Records, 2014)