Johnson County, Kentucky, farmer. Kentucky native. Son of Moses “Coby” Preston, Sr., and Elizabeth Haney Preston. Married to Susan Preston. Father of Martha J. Preston, James H. Preston, Jefferson Preston, Sarah E. Preston, Martin Preston, Sanford Preston, Keenis F. Preston, Levina Preston, Angelina Preston, and Princella Preston. Farmer in Johnson County in 1850. Farmer in Johnson County in 1860. Farmer in Johnson County in 1863.