When Alexander Hamilton Phillabaum was born on 24 January 1896, in White Eyes Township, Coshocton, Ohio, United States, his father, George Washington Phillabaum, was 22 and his mother, Ida M. Lynn, was 21. He married Iva M. Honabarger on 10 October 1915, in Coshocton, Ohio, United States. They were the parents of at least 1 daughter. He lived in West Lafayette, Lafayette Township, Coshocton, Ohio, United States in 1940 and Coshocton, Ohio, United States in 1980. He died on 2 December 1980, in Coshocton, Coshocton, Ohio, United States, at the age of 84, and was buried in Fairfield Cemetery, West Lafayette, Coshocton, Ohio, United States.