Cognomen Kaum (Kaum 
) , worldwide, is quite a common family name. The cognomen Kaum is habitual in Papua New Guinea, where it is quite a rare surname, Oman, where it is a rare surname, and Qatar. In absolute terms, this name is the most popular in India, Indonesia, and Germany. Likewise, Kaum is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaum | Germany, Indonesia, Papua New Guinea, India, Bangladesh |
| johann kaum German politician (1895-1963), DE (b. 1895) |
|