Cognomen Jahman (Jahman 
) , all over the world, is a rare family name. The cognomen Jahman is habitual in Indonesia, where it is a very rare surname, Netherlands, and South Africa. Measured by absolute frequency, the name is most common in Indonesia, Nigeria, and South Africa. Also, Jahman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jahman | France, South Africa, United States, Nigeria, Indonesia |
| soldat jahman French singer of Martinique origin, FR (b. 1979) |
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