Last name Йохам (Joham 
, Йохам 
) , around the world, is quite a rare cognomen. The last name Йохам is habitual in Austria, where it is quite a rare surname, Venezuela, where it is a rare surname, and Honduras. Not in comparison with a country's population, this name is the most popular in India, Austria, and Venezuela. Likewise, Йохам is the forename as well as the last name.