| Name | Location 1 | Location 2 | Notes |
|---|---|---|---|
| Moffatt, G M | 42 | secret societies section | |
| Morey, Rev. L H | 35 | churches section, First Presbyterian Church | |
| Mosier, Byron | 43 | secret societies section | |
| Muller, Henry | 41 | secret societies section | |
| Mulvey, James | 32 | in the commerical bodies section | |
| Mulvey, Miss Jessie | 37 | misc societies section | |
| Munkle, George | 43 | secret societies section | |
| Murdock, Hollis R | 30 | in the county government section (district court judge of Stillwater) | |
| Murdock, Hollis R | 36 | libraries section | |
| Murphy, Rev. M E | 31 | in the Minnesota State Prison section (chaplain) | |
| Murphy, Rev. M E | 33 | churches section, St. Michael's Church | |
| Murry, Miss | 38 | misc societies section | |
| Nelson, Rev. Andrew | 34 | churches section, St. Ausgar Danish Lutheran Church | |
| Nelson, Charles N | 31 | in the banks section, president, First National Bank | |
| Nelson, Charles N | 32 | in the banks section, president, St. Croix Valley Savings Bank | |
| Nelson, J M | 41 | secret societies section | |
| Nelson, J M | 41 | secret societies section | |
| Nelson, John G | 32 | in the banks section, Lumberman's National Bank | |
| Nelson, John G | 107 | ||
| Nelson, N A | 40 | misc societies section | |
| Nelson, Oscar | 35 | clubs section, Stillwater Boat Club | |
| Nethaway, John C | 28 | in the courts section | |
| Neubauer, August | 30 | in the county government section, board of county commissioners | |
| Neumeier, F C | 44 | secret societies section | |
| Neumeier, Fred C | 36 | newspapers section | |
| Nolan, Michael | 39 | misc societies section | |
| Norrish, John F | 31 | in the Minnesota State Prison section (board of managers, of Hastings) | |
| Northam, R M | 43 | secret societies section | |
| O'Brien, J S | 31 | in the Minnesota State Prison section (board of managers, of Stillwater) | |
| O'Brien, James S | 59 | [under "Anderson & O'Briens"] | |
| O'Brien, John | 59 | [under "Anderson & O'Briens"] | |
| O'Brien, Mrs. John | 38 | misc societies section | |
| O'Brien, Sarah H | 27 | in the Stillwater public schools as Central school pricipal | |
| O'Brien, Rev. Timothy F | 33 | churches section, St. Michael's Church | |
| Olson, Andrew | 30 | in the county government section, board of county commissioners | |
| Olson, O H | 35 | clubs section, Norwegian Ski Club | |
| O'Neil, Eugene | 33 | cemeteries section | |
| O'Shaughnessy, J A | 39 | misc societies section | |
| O'Shaughnessy, J A | 42 | secret societies section | |
| Ovig, Elias | 14 (24) | in the Additions, Removals, etc. section | |
| Pankonin, Louis | 44 | secret societies section | |
| Per Lee, W T | 26 | in the board of education section | |
| Per Lee, W T | 26 | in the board of education section | |
| Per Lee, W T | 27 | in the board of education standing committees section - finance | |
| Per Lee, W T | 27 | in the board of education standing committees section - taxes | |
| Petsy, Edward | 44 | sporting societies section | |
| Prince, F M | 31 | in the banks section, First National Bank | |
| Prince, F M | 32 | in the banks section, St. Croix Valley Savings Bank | |
| Prince, Frank M | 35 | clubs section, Stillwater Boat Club | |
| Prince, G H | 41 | secret societies section |