Surname Hjálmar (Hjálmar 
) , around the globe, is an extremely rare family name. Much more prevalently, Hjálmar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hjálmar | Iceland |
Bogi, Gunnarsson, Hjartarson, Guðmarsson, Dalsgarð, Pétursson, Sigurðsson, Viðarsson, Hannesson, Einarsson, Erlingsson, Rögnvaldsson, Karlsson, Bjarnason, Baldursson, Arinbjarnarson, Árnason, Hjálmarsson, Jónsson, Arnarson, Rafnsson, Hinz, Vilhjálmsson, and Sigurbjörnsson