老川祖上就是犹太人,把姓改了,很难找到姓Trump的人,最早应该是Trumpeldor
Trump’s earliest known male ancestor was Johann Paul Trump (1727–1792) in Bobenheim am Berg. Bobenheim am Berg is located in the German state of Rhineland-Palatinate, a region known for its Jewish inhabitants. The surname Trump, along with Trumpeldor, are mentioned in the Jewish Family Names and Their Origins by Heinrich Walter Guggenheimer