Name
- Mease, James, MD, of Philadelphia, USA1
- Milligan, Joseph1
- Mitchell, James, Surgeon, RN1
- Mitchell, Thomas Livingstone, Mayor, afterwards Colonel and Kt1
- Morley, William, correspondent of J. L. Tuxford, fl 18541
- Murchison, Roderick Impey, 1st Baronet, geologist, 1792-18711
- Neill, Patrick1
- Owen, Richard, KCB, naturalist1
- Peel, Robert, 2nd Baronet, Prime Minister, 1788-18501
- Petrie, Anne, daughter of Captain M Flinders1
- Raddi, Joseph, of Florence1
- Raffles, Sophia, Widow of Sir T S Raffles1
- Renouard, George Cecil, of Add MS 324411
- Reuss, W- F-, of New York1
- Rezende, Marquis de1
- Roeper, F-, MD, of Bâle1
- Sabine, Edward, General RA, KCB, PRS1
- Sabine, Joseph, FRS1
- Sanctius de Sanctis, B-1
- Schiede, Wilhelm, of Jalapa, Vera Cruz1