In the entire world, Carlberg (Carlberg 
) is an extremely rare masculine forename. Much more frequently, Carlberg is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Carlberg | Finland, Germany, Canada, Sweden, United States |
|
berndt carlberg Swedish journalist, SE (b. 1892) |
|
|
pelle carlberg Swedish singer, SE (b. 1969) |
|
| astor nummelin carlberg Swedish open source think tank leader |
|