Jump to Last Name: All A B C D E F G H I J K L M N O P Q R S T U V W Y Z 
Name Unit
O'FARRELL, Rufus E. Jr. (KIA) Company B, 1st Battalion, 135th Infantry Regiment, 34th Infantry Division
O'FLAHERTY, Rev. Colman E. (KIA) Attached to the 28th Infantry Regiment, First Division (Regular Army)
O'HAGAN, Thomas P. (WIA) Company C, 165th Infantry Regiment, 42nd Division
O'KEEFE, Arthur J. (WIA) Company H, 18th Infantry Regiment, First Division (Regular Army)
O'KEEFE, Arthur J. (WIA) Company G, 2nd Battalion, 18th Infantry Regiment, 1st Infantry Division
O'KEEFE, Daniel J. Company B, 361st Infantry Regiment, 91st Division
O'KEEFE, John J. Company M, 131st Infantry Regiment, 33rd Division
O'KEEFE, Thomas J. (KIA) Company H, 26th Infantry Regiment, First Division (Regular Army)
O'KELLEY, Edward Barber (WIA) Headquarters Company, 902nd Field Artillery Battalion, 77th Infantry Division
O'KELLEY, Grover Cleveland 80th Company, 6th Regiment (USMC), 2nd Division (U.S. Army)
O'KELLY, Thomas (WIA) Company C, 165th Infantry Regiment, 42nd Division
O'KUSKY, Henry Joseph, Jr. (KIA) Company A, 5th Battalion, 7th Cavalry, 3rd Brigade, 1st Cavalry Division (Airmobile)
O'LEARY, Eugene Bernard (WIA) B-17 Gunner; 419th Bombardment Squadron, 301st Bombardment Group (H), 15th Air Force
O'LEARY, Joseph A. (KIA) Battery F, 124th Field Artillery, 33rd Division
O'MALLEY, George Patrick, MD Attached to the 7th Sussex Regiment, British Expeditionary Force
O'MARA, Leo E. (WIA) 13th Infantry Regiment, 8th Infantry Division
O'NEAL, James Allen (WIA) B-24 Flight Engineer/Gunner; 719th Bombardment Squadron, 449th Bombardment Group (H), 15th Air Force
O'NEAL, James Lee Company L, 7th Infantry Regiment, 3rd Division
O'NEIL, Frank P. 101st Infantry Regiment, 26th Division
O'NEIL, John DeWitte (KIA) Company E, 2nd Battalion, 179th Infantry Regiment, 45th Infantry Division