Career
He is credited with 137 aerial victories—that is, 137 aerial combat encounters resulting in the destruction of the enemy aircraft. This ties him for 43rd place among highest scoring fighter aces. The Knight"s Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership.
On 1 June 1944, Wolfrum was credited with his 100th aerial victory.
After the war he became a successful aerobatics pilot, winning the German Championship in 1962 and taking second place in 1961, 1963, 1964 and 1966. Bibliography.