Siegfried Betke (8 March 1917 – 20 December 1988) was a Luftwaffe bomber pilot and recipient of the Knight's Cross of the Iron Cross during World War II. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership. Siegfried Betke joined the Bundeswehr in the 1950s and retired in 1973 as an Oberstleutnant.