O'Brien, John
Odell, Edgar B.
Olds, Marquis D.
O'Leary, Jeremiah
Olmstead, Henry L.
Olney, George B.
Olney, Thomas J.
O'Mara, Daniel
Osborn, William
O'Reilly, Patrick J.
O'Toole, Frank W.
Overrocker, Enos D.
Owen, F.W.
Owen, John
Owen, John C.
Owen, Robert C.
Owen, William E.