Heinrich-Wilhelm Ahnert (29 April 1915 – 23 August 1942) was a German Luftwaffe ace and recipient of the Knight's Cross of the Iron Cross during World War II.
Ahnert claimed 57 aerial victories, 4 over the Western Front and 53 over the Eastern Front.
The Knight's Cross of the Iron Cross was awarded to him in recognition of either his extreme battlefield bravery or successful military leadership.