Name
- Lowe, Robert, Viscount Sherbrooke1
- Lowther, William, Viscount Lowther; Earl of Lonsdale 18071
- Lubbock, John, 1st Baronet1
- Lushington, Stephen, MP; Admiralty judge1
- Macarthur, William, of Camden Park, NS Wales1
- Maine, Henry James Sumner, KCSI, Master of Trinity Hall Cambridge1
- Manning, Henry Edward, Cardinal, RC Archbishop of Westminster1
- Markham, Clements Robert, Knight, geographer, 1830-19161
- Marsden, Kate, founder of Russian and Siberian Leper Work1
- Martin, Mary Ann, wife of Sir W Martin1
- Martin, William, formerly Chief -Justice of New Zealand; Knight 18611
- Mathew, Theobald, RC priest1
- Maule, Fox, 11th Earl of Dalhousie, 2nd Baron Panmure, afterwards Maule-Ramsay, army officer and politician, 1801-18741
- Maule, William Henry, Knight, judge, 1788-18581
- Maxse, Frederick Augustus, Admiral political writer1
- Mayne, Richard, police commissioner1
- Mildmay, Francis Bingham, MP1
- Milman, George Bryan, Lieutenant-General KCB 1905, Major of the Tower of London1
- Moberly, George, Bishop of Salisbury 18691
- Mongrédien, Augustus, political economist1