George A. Allen and Jane Campbell, both born in Ireland or Scotland, were married in 1843. One year later, they sailed from Liverpool for New York. After their arrival in America, the couple lived north of Toronto, Canada for nine years, then moved to the vicinity of Lockport, New York, where they stayed for one year before moving on to Kendall County, Illinois. George married Lydia Cole Sliter in 1872, two years after Jane's death. Descendants have lived primarily in the Midwestern United States.

Family history and genealogical information about the descendants of the two sons of Lawrence Umbaugh (born ca. 1800 in Donrgal Township, Washington Co., Pennsylvania) and Sarah Drake. Their first son (Jacob Umbaugh) was born 23 September 1838 in Carroll Co., Ohio. He married Sarah Elizabeth Dudley 4 July 1865 in Toulon, Stark Co., Illinois. They were the parents of four sons and and five daughters. The other son of Lawrence and Sarah Umbaugh (Elias Umbaugh) was born 27 May 1845 in East Liberty, Indiana. He married twice and was the father of seven children. Descendants of Jacob and Elias Umbaugh lived in Iowa, Minnesota, Kansas, Wisconsin, Texas, Michigan and elsewhere.

Allied families are Belisle, Chandler, Huehn, Jelik, Meyer, Orcutt, Peterson, Richter, Stoeckel, Tabott, Whiting, and others.