Family name Lundback (Lundback 
) , around the globe, is a rare surname. The cognomen Lundback is habitual in Northern Europe, particularly Sweden, where it is quite a rare surname, Estonia, where it is a rare surname, and Norway, where it is a very rare surname. In absolute terms, it is the most numerous in Sweden, the United States, and Canada. Very seldom, Lundback is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lundback | Canada, Sweden, Vietnam, Australia, United States |