Last name Kallback (Kallback 
) , all over the world, is a very rare cognomen. The last name Kallback is habitual in Estonia, where it is a rare surname, Sweden, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kallback | Sweden, Estonia, United States |
| michael kallback Swedish association football agent and footballer, SE (b. 1985) |
|