• Civil War Muster Roll
• Link to "Civil War Companies Organized In Williamson Co IL
Williamson County Illinois residents living in the Illinois Soldiers & Sailors Home
• World War 1 Draft Registration Cards - Illinois (on Familysearch.org)
• WW2 Enlistments, Williamson Co IL
• Roster Of Officers & Enlisted Men From Williamson Co IL
• Link to World War II Casualty List
• Link to World War Casualties, Army & Air Force
• 1929 Williamson Co IL Honor Roll
• Williamson Co IL Veterans
• Williamson Co IL - Glo Records, Government Land Office

Illinois State Archives Databases of Illinois Veterans

(online and searchable)

• 1929 Illinois Roll of Honor
• Illinois Black Hawk War Veterans
• Illinois Civil War Muster and Descriptive Rolls
• Illinois Civil War Veterans of Missouri Units
• Illinois Civil War Veterans Serving in the U.S. Navy
• Illinois Mexican War Veterans
• Illinois Soldiers' and Sailors' Home Residents
• Illinois Spanish–American War Veterans
• Illinois Veterans' History Project
• Illinois War of 1812 Veterans
• Illinois Winnebago War Veterans