John was the son of George Yerion and Sallie B. Miller. He married on February 17, 1864, Peoria County, Illinois, to Anna Maria Stookey. They appear in the 1870 and 1880 census of Trivoli Township, Peoria County, Illinois (see under "Terron" in 1870 and "Tearion" in 1880 on Ancestry.com). He was a farmer. He is listed as a widower in the 1900 census of Trivoli Township, Peoria County, Illinois. He was a landlord. In 1910 he was living with his son, John, in Elmwood Township, Peoria County, Illinois. NOTE: 2 children in the home in 1870, Emerson and Orlando, were children of his brother David J.H. Yerion. Besides the children linked below they had: Letta Viola (Nov 21,1864-Dec, 1864). Varina Ermance (Feb 7,1866-1870).