When William Henry Beaver was born in May 1864, in Arkansas, United States, his father, Hezekiah David Beavers Jr., was 43 and his mother, Mary Elizabeth Childs, was 38. He married Parilee Wrinkle about 1887, in Texas, United States. They were the parents of at least 8 sons and 5 daughters. He lived in Justice Precinct 1, Mills, Texas, United States in 1900 and Justice Precinct 3, Coleman, Texas, United States in 1910. He died on 23 March 1948, in Hempstead, Arkansas, United States, at the age of 83, and was buried in Bronte, Coke, Texas, United States.