Family name Хенниг (Hennig 
, Хенниг 
) , all around the world, is a common last name. The last name Хенниг is habitual in Germany, where it is quite a common surname, Austria, where it is quite a rare surname, and Hong Kong. In absolute terms, the name is most common in Germany, the United States, and Brazil. Much less frequently, Хенниг is the forename as well as the last name.