In recognition of his leadership he was awarded the honorable title Samadi Nomun Khan in 1912.

The University awarded him an honorary doctorate in 1961, in recognition of his powerful leadership, which was always coupled with a sincere and profound modesty.

In recognition of his leadership and numerous responsibilities, he was named Senior Vice President during the summer of 2003.

He was named a 2010 Young Global Leader by the World Economic Forum in recognition of his leadership, accomplishments, and contributions to society.

Heyssler received the Order of Leopold with crossed swords in recognition of his leadership during the battle.

In recognition of his leadership, he was posthumously promoted to Major.

In recognition of his leadership and guidance, he received numerous awards from time to time from Lions International.

He was promoted to lieutenant general just before his retirement on 29 February 1948 in recognition of his leadership of the bomb program.

He was awarded the Legion of Merit in recognition of his leadership October 22, 1943.

In recognition of his scientific leadership, Frankfurt University granted him the degree of D.Med.