When William Henry Buker was born on 9 April 1837, in Freeport, Stephenson, Illinois, United States, his father, Samuel Pool Buker, was 21 and his mother, Eveline J Allen, was 21. He married Emiline or Emoline Clark on 20 November 1870, in Cedar Rapids, Boone, Nebraska, United States. They were the parents of at least 8 sons. He lived in Alpine, Utah, Utah, United States in 1900 and Lincoln, Oregon, United States in 1910. He died on 6 August 1920, in Waldport, Lincoln, Oregon, United States, at the age of 83, and was buried in Waldport, Lincoln, Oregon, United States.