Icelandic name derived from the name of a mountain in Eastern Iceland
The name of the mountain is probably related to Old Norse knefill = 'post, pole' or knafi = 'cone' or *hnafa = 'chisel' 
|Female ♀||Male ♂|
|#: count of main first name only|
|&: count of both main and additional first names|
| Name counts are approximate as statistics normally is not published
for names given to less than 3 or 5 persons per country.
No recent statistics trend found in databases for Hnefill.