Army land or hare land
Harlen is a variant of Harlan, derived from Old English elements meaning 'hare land' or 'army land'. It likely originated as a habitational surname for someone living near a meadow frequented by hares or a site associated with military encampments.
Less common today
Harlen isn't in the latest US Top 1000. It last peaked at #2,189 in 2017.
American educator and university administrator
US births per 5-year period, 1990βpresent (SSA data).