When Ralph Leslie Potter was born on 1 July 1886, in Belmont, Amity, Allegany, New York, United States, his father, William Curtis Potter, was 31 and his mother, Emma N Wilcox, was 32. He married Mary Alice Dayton on 21 February 1908, in Wellsville, Wellsville, Allegany, New York, United States. They were the parents of at least 2 daughters. He lived in Alma, Allegany, New York, United States for about 40 years. He died on 10 January 1970, in Wellsville, Wellsville, Allegany, New York, United States, at the age of 83, and was buried in Wellsville, Wellsville, Allegany, New York, United States.