When Alfred O. Post was born on 15 October 1856, in Upshur, West Virginia, United States, his father, Jacob Post, was 32 and his mother, Rebecca Ann Casto, was 24. He married Florinda Alice Woodford on 24 February 1884, in Gilmer, West Virginia, United States. They were the parents of at least 1 son and 1 daughter. He lived in Warren District, Upshur, West Virginia, United States in 1880 and Troy, Gilmer, West Virginia, United States for about 30 years. He died on 9 April 1937, in Auburn, Ritchie, West Virginia, United States, at the age of 80, and was buried in Auburn, Ritchie, West Virginia, United States.
North German, Danish, and Dutch: topographic name for someone who lived near a post or pole (Middle Low German, Middle Dutch post, from Latin postis), presumably one of some significance, e.g. serving as a landmark or boundary, or a habitational name from any of several places in northern Germany called Post, probably from this word.
North German, Dutch, and Jewish (Ashkenazic): metonymic occupational name for a messenger or mailman, from post ‘mail’.
Probably also an altered form of German Pfost .