| Name | Location 1 | Location 2 | Notes |
|---|---|---|---|
| Nordstrom, Victor William | original in State Archives | ||
| Nygren, John | original in State Archives | ||
| O'Brien, Joseph G | original in State Archives | ||
| Oby, Roy E | original in State Archives | ||
| Odin, Oscar W | original in State Archives | ||
| O'Grady, Patrick | original in State Archives | ||
| Ohman, Carl G | original in State Archives | ||
| Olcott, Steven James | original in State Archives | ||
| Oliver, Charles A | original in State Archives | ||
| Oliver, Charles Percy | original in State Archives | ||
| Oliver, George A | original in State Archives | ||
| Oliver, John | original in State Archives | ||
| Oliver, William | original in State Archives | ||
| Olsen, B S | original in State Archives | ||
| Olsen, George Waldemar | original in State Archives | ||
| Olsen, Thomas Marcus | original in State Archives | ||
| Olson, Andrew Conrad | original in State Archives | ||
| Olson, Benjamin F | original in State Archives | ||
| Olson, Floyd L | original in State Archives | ||
| Olson, Lyle R | original in State Archives | ||
| Olson, Richard Frank | original in State Archives | ||
| O'Rourke, Louis Henry | original in State Archives | ||
| Otis, Henry Fuller | original in State Archives | ||
| Otto, Bradley Donald | original in State Archives | ||
| Otto, George A | original in State Archives | ||
| Owens, Giles Winton | original in State Archives | ||
| Pabst, Benno C | original in State Archives | ||
| Pabst, Carl | original in State Archives | ||
| Palmer, Peter Louis | original in State Archives | ||
| Palmer, Victor M R | original in State Archives | ||
| Parenteau, Leo M | original in State Archives | ||
| Parker, Charles A | original in State Archives | ||
| Parker, Kenneth M | original in State Archives | ||
| Parrent, Napoleon Frank | original in State Archives | ||
| Patrick, Edward Wayne | original in State Archives | ||
| Patrick, Russell | original in State Archives | ||
| Paul, Bernard R | original in State Archives | ||
| Paul, Fredrick C | original in State Archives | ||
| Peck, Robert Dell | original in State Archives | ||
| Peloquin, Arthur J | original in State Archives | ||
| Per Lee, William E | original in State Archives | ||
| Persons, Simon E | original in State Archives | ||
| Peters, Louis C | original in State Archives | ||
| Peters, Robert James | original in State Archives | ||
| Peterson, Andrew | original in State Archives | ||
| Peterson, Arthur Perry | original in State Archives | ||
| Peterson, Charles A | original in State Archives | ||
| Peterson, Charles H | original in State Archives | ||
| Peterson, Charles | original in State Archives | ||
| Peterson, Harry Joseph | original in State Archives |