Background
Johan Leopold Stumpf was born at Kristiansand in Vest-Agder, Norway.
Johan Leopold Stumpf was born at Kristiansand in Vest-Agder, Norway.
In Athens, Greece. He was the son of Ladislav Leopold Stumpf (1856-1944) and Amalie Gudine Olausdatter (1851-1927). He later emigrated to Texas.
He competed as a member of the Kristiansands Turnforening gymnastics club