Name
- Kelly, Francis, RC Bishop of Derry1
- Kilduff, John, RC Bishop of Ardagh1
- King, Robert Edward, 1st Viscount Lorton1
- Kinnaird, George William Fox, 9th Baron Kinnaird1
- Koháry, Franz Joseph, Prince, Chancellor of the Hungarian Court1
- Kyle, James Francis, RC Vicar Apostolic, Northern District of Scotland1
- Maasdijk, Henri Eickma, of Rotterdam1
- MacGettigan, Patrick, RC Bishop of Raphoe1
- MacHale, John, Roman Catholic Archbishop of Tuam and Irish nationalist, 1791-18811
- MacNally, Charles, RC Bishop of Clogher1
- Maule, Fox, 11th Earl of Dalhousie, 2nd Baron Panmure, afterwards Maule-Ramsay, army officer and politician, 1801-18741
- Murdoch, John, RC Bishop of Castabala; Vicar-Apostolic1
- Mure, William, MP; classical scholar1
- Murphy, Miletius, RC Bishop of Ferns1
- Murphy, Timothy, RC Bishop of Cloyne1
- Navy of England1
- O'Donnell, Lewis, RC Bishop of Galway1
- Parliament1
- Roskell, Richard Butler, RC Bishop of Nottingham1
- Royal Society, 1660-1