Odhner From Wikipedia, the free encyclopedia Odhner is a Swedish family. Notable members include: Bengt Odhner (1918–1990), Swedish diplomat Clas Theodor Odhner (1836–1904), Swedish historian, director of the Swedish National Archives Willgodt Theophil Odhner (1845–1905), Swedish engineer and inventor of the Odhner Arithmometer working in Russia Nils Johan Teodor Odhner (1879–1928), Swedish arctic explorer and zoologist who studied trematodes and decapod crustaceans Nils Hjalmar Odhner (1884–1973), Swedish zoologist who studied mollusks Other Odhner Arithmometer, a mechanical calculator invented by Willgodt Theophil Odhner AB Original-Odhner, a Swedish company manufacturing Odhner calculators Facit-Odhner, a subsidiary of Facit AB, which bought AB Original-Odhner in 1942 References Hans Gillingstam, "Odhner", Svenskt biografiskt lexikon, vol. 28. Related Articles~TimelinesTop QsFact Checks