Colonel John Weir was born on April 7, 1833. Col. Weir served with the 5th Mississippi Infantry which consolidated with the 3rd miss battalion. He survived the war. He and his brother James went on to found the town of Weir, Mississippi in 1868. Colonel John Weir died on June 19, 1900 and is burred in Weir, Mississippi. His home is now a historic site.