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Family name Jär (Jär
, Hér
) , in the world, is a rare cognomen. The last name Jär is habitual in Northern Africa, particularly Tunisia, where it is quite a rare surname, Morocco, where it is a rare surname, and Algeria, where it is a very rare surname. Measured by absolute frequency, it is commonest in Tunisia, Morocco, and China. Much less frequently, Jär is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jär | Myanmar, Morocco |
| Hér | China, Algeria, Tunisia, Morocco |