Name
- Brodrick, William St John Fremantle, 1st Earl of Midleton, politician, 1856-19421
- Mallock, William Hurrell, author1
- Malortie, Carl von, Baron German writer1
- Malortie, Violet, wife of Baron Carl von Malortie1
- Manning, Henry Edward, Cardinal, RC Archbishop of Westminster1
- Marindin, George Eden, Assistant Master at Eton1
- Marjoribanks, Edward, 2nd Baron Tweedmouth1
- Marjoribanks, Isabella, wife of Dudley 1st Baron Tweedmouth1
- Marriott, William Thackeray, Judge-Advocate-General1
- Marshall, Frederic, KC1
- Marston, Philip Bourke, poet1
- Martin, Theodore, KCB Parliamentary agent and translator1
- Martineau, James, LLD, DD, Unitarian minister and Professor at Manchester New College1
- Maudsley, Henry, physician1
- Max Müller, Friedrich, PC, philologist1
- Maxse, Frederick Augustus, Admiral political writer1
- Maxwell, Mary Elizabeth, née Braddon novelist1
- May, Henry, Chief Cashier Bank of England1
- May, Thomas Erskine, 1st Baron Farnborough, clerk of the House of Commons, 1815-18861
- Meredith, George, novelist, 1828-19091