Franz Büchner was a German First World War fighter ace credited with 40 confirmed aerial victories.
After scoring his initial aerial victory while flying with Jagdstaffel 9 of the Luftstreitkräfte, he transferred to Jagdstaffel 13 to score the remainder of his victories.
Double break in list marks transition between jagdstaffeln.
Information was abstracted from Above the Lines: The Aces and Fighter Units of the German Air Service, Naval Air Service and Flanders Marine Corps, 1914–1918, ISBN 0-948817-73-9, ISBN 978-0-948817-73-1, pp.
Abbreviations from those sources were expanded by editor creating this list.