was born on 14 July 1847 in the town of Eure et Loir, Centre, France, the son of André Ferdinand Ballay, a somewhat prosperous laborer, and Marie Anne Thérèse Ballay (née Bouvart). He had one brother, Léon, who may have died in infancy. Ballay grew up in a rural setting. He went to Catholic schools for his primary education at Chartres before enrolling in a public secondary school. After he completed his secondary education in 1865 Ballay passed the baccalaureate examination and became a medical student at the Faculté de Medicine in Paris. He served in the French Army during the Franco-Prussian War and returned to his studies after the German victory in 1871. By 1874 Ballay had completed his training and had received an award for his aptitude in medicine.
He also became intrigued by the growing number of European exploratory missions to Africa Learning of Pierre Savorgnan ...