Name
- Maclean, W-1
- Macpherson, John, of Add MS 339791
- Magens, M- Dorrien1
- Malcolm, Charles, Captain; RN1
- Manning, Thomas, of Add MS 339811
- Marum, Martinus, Secretary of the Society of Sciences at Haarlem1
- Maskelyne, M-1
- Maty, Paul Henry, Librarian of the British Museum1
- Milnes, William, of Add MS 339801
- Moreau, César1
- Morris, John, of Add MS 339801
- Moseberg, J- A-, Architect1
- Murray, Charles, Consul at Madeira1
- Murray, James, of Add MS 339801
- Murray, John, of Add MS 339781
- Mylne, Robert1
- Neild, Joseph1
- Neill, Patrick, LL.D1
- Nepean, Evan, 1st Baronet1
- Newett, J-1