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Cognomen Jahor (Jahor
, Яхор
, Ягор
) , in the world, is a rare family name. The last name Jahor is characteristic of Armenia, where it is a rare surname, Bangladesh, where it is a very rare surname, and Ukraine. Measured by absolute frequency, it is the most numerous in Bangladesh, India, and Ukraine. More prevalently, Jahor is the forename as well as the last name.