- Second World War (1939-1945)
- Hauptmann (Captain)
- Kommandeur III. / Grenadier-Regiment 17 / 31.Infanterie-Division
- Awarded on:
- May 4th, 1944
Wilhelm Ahrens commanded an Infanterie-Bataillon during the oft-forgotten defensive battles of Army Group Centre during the winter of 1943-44. He was awarded the Knight’s Cross for the defensive accomplishments of his Bataillon at the Propoisk-Mogilev road on the 31.03.1944.