John Philip Kratz, father of the ancestor of the Kratz family in America, was born in Germany, Oct. 8th, 1665, and died there in 1746, ages 80 years." His youngest son, John Valentine Kratz, was born in 1707 in the Palatinate in Germany and, due to persecution of Mennonites in his native land, he emigrated to Pennsylvania in 1727. This book opens with The Kratz Family History, followed by Descendants of John Kratz, Son of John Valentine Kratz; Descendants of Abraham Kratz, Son of John Valentine Kratz; Descendants of Ann Kratz, Daughter of John Valentine Kratz; Descendants of Valentine Kratz, Son of John Valentine Kratz; Descendants of Isaac Kratz, Son of John Valentine Kratz; Tabulated Statements of the Descendants of John Valentine Kratz, from 1732 to 1892, as far as received; and Valediction. Portraits and other illustrations, an Index of Branches, an Index of References, and a General Index of full names add to the value of this work.