Who was born earlier, Franz Viehböck or Jean-François Clervoy?
Franz Viehböck Franz Artur Viehböck (born August 24, 1960 in Vienna) is an Austrian electrical engineer, and was Austria's first cosmonaut. He was titulated "„Austronaut“" by his country's media. He visited the Mir space station in 1991 aboard Soyuz TM-13, returning aboard Soyuz TM-12 after spending just over a week in space.
Jean-François Heidenreich Jean-François Heidenreich (March 28, 1811 – March 29, 1872) was a French executioner and the first person to hold the position of Chief Executioner of France.