Switzerland, and it also has a 41 kilometer border with Liechtenstein.
France and Poland have both a border with Germany.
Poland shares a border with both Germany and Ukraine.
Austria. Other countries bordering Switzerland are Liechtenstein, Italy, France and Germany.
France
France and Germany
Strasbourg, France is a city that shares borders with Switzerland and Germany.
Germany shares borders with # Denmark # The Netherlands # Belgium # Luxembourg # France # Switzerland # Austria # Czech Republic # Poland
Germany is the only country to have a land border with Denmark.
Germany
France shares a land border with all these countries - Belgium, Luxembourg, Germany, Switzerland, Italy, Monaco, Andorra, Spain, Brazil, and Suriname.
There is no one country which shares a border with France, Switzerland and Yugoslavia. And, Yugoslavia has not existed since 1992.
Germany is the only country that shares a land border with Denmark. Considering you've tagged Germany in the question, I get a feeling you already knew...