Surname Либиг (Liebig 
, Либиг 
) , all over the world, is quite a common last name. The last name Либиг is habitual in Germany, where it is quite a rare surname, Slovakia, where it is a rare surname, and Austria. In absolute terms, this name is the most popular in Germany, the United States, and Brazil. Much less frequently, Либиг is the forename as well as the last name.