Name
- Logan, Douglas William, Kt, university administrator1
- Long, C E, of the Ministry of Health1
- Lopez Freigero, José, lawyer1
- Lourenço de Silva, J, of the British Embassy Rio de Janeiro1
- Lowe, David Nicoll, OBE1
- Lunnon, V M, Major Director of Appeals St Mary's Hospital1
- Luque, Juan Moreno, Colonel of Madrid1
- Lusty, Robert Frith, Knight, Director Michael Joseph Ltd, 1909-19911
- MacDermot, B C, of the Foreign Office1
- Malcolm, Angus Christian Edward, diplomat1
- Malpas, Percy, surgeon1
- Marañón, G, of Castellana Italy1
- Marcon, Luigi1
- Mariotti, Maurizio, Italian surgeon1
- Marotta, Domenico, Director General Instituto Superiore di Sanità Rome1
- Marteaux, A, Belgian Minister for Public Health1
- Martin, David Christie, Kt, scientific administrator1
- Mattei, Charles, member of the National Academy of Medicine1
- Mattei, Pietro di, Professor of the University of Rome1
- Mayhan, E G?, Biochemicals Director The Distillers Company Ltd1