Surname Kähm (Kähm 
) , around the world, is a rare last name. The surname Kähm is habitual in Western Europe, particularly Germany, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kähm | Germany |
| katharina kähm researcher ORCID ID = 0000-0001-6236-2080 |
|