Dach is a Polish and German topographical surname for a settler on clayey soil and may refer to: Carson Dach, former American football player Günter Dach, German politician Hans von Dach, Swiss military theorist Kirby Dach, Canadian ice hockey player Leslie Dach, American businessman Lorne Dach, Canadian politician Margrit von Dach, Swiss translator Michel Dach, French former sprinter Simon Dach, Prussian lyrical poet and hymnwriter Rolf Dach, German former diplomat and ambassador. Wikipedia