Keywords: Flag of Langon, Gironde.svg validSVG Flag of the French municipality Langon Gironde department Own 2008-08-10 Johannes Rössel <span class signature-talk >talk</span> insignia Langon Gironde Flags of municipalities of France Langon Gironde SVG flags of France Flags with heptasection vertical stripes bicolor Flags with red and yellow stripes |