Alexander Heinrich Rudolph von Kluck was a German general during World War I.

Helmuth Johannes Ludwig Graf von Moltke, also known as Moltke the Younger, was a German general and Chief of the Great German General Staff, a member of the House of Moltke. He was also the nephew of Generalfeldmarschall Graf Helmuth Karl Bernhard von Moltke, who is commonly called "Moltke the Elder" to differentiate the two.