Businessman. He was one of the four original founders of the Harley-Davidson Motor Company. Served as Secretary-General Sales Manager. (bio by: Rick)  Family links:  Parents:  William C Davidson (1846 – 1923)  Margaret Davidson (1843 – 1933)  Spouse:  Clara B. Davidson (1883 – 1950)  Children:  Margaret Davidson Nelson (1911 – 2004)*  Arthur Harley Davidson (1914 – 2011)*  James A Davidson (1925 – 1964)*  Siblings:  Janet May Davidson (1868 – 1948)*  William A. Davidson (1870 – 1937)*  Walter Davidson (1876 – 1942)*  Arthur Davidson (1881 – 1950) *Calculated relationshipCause of death: Auto accident