Cognomen Bjartmarz (Bjartmarz 
) , worldwide, is a very rare family name. The cognomen Bjartmarz is habitual in Iceland, where it is quite a common surname, Spain, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bjartmarz | Spain, United States, Iceland |
|
jónína bjartmarz Icelandic politician and former Minister for the Environment, IS (b. 1952) |
|
| ágúst bjartmarz badminton player, IS (b. 1920) |
|
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| björn bjartmarz Icelandic footballer, IS (b. 1962) |
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