Fritz Tegtmeier (30 July 1917 – 8 April 1999) was a World War II Luftwaffe 146 aerial victories Flying ace and recipient of the coveted Knight's Cross of the Iron Cross (German: Ritterkreuz des Eisernen Kreuzes).
The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership.
A flying ace or fighter ace is a military aviator credited with shooting down five or more enemy aircraft during aerial combat.