Name
- McMahon, Arthur Henry, Knight, army officer and colonial governor, 1862-19491
- McMillan, William Northrup, Knight, explorer and army officer, 1872-19251
- McMullin, Charlie Beatson, army officer, b 18651
- Melvill, Walter Sydney, army officer, 1866-19011
- Memba Minerals Ltd, fl 1910-19111
- Military Geographical Institute of Vienna, 1839-mid 20th century1
- Moberly, Frederick James, army officer, 1867-19521
- Moisel, Max, cartographer, 1869-19201
- Moltke, Helmuth von, Count, 1800-18911
- Montgomerie, Thomas George, Lieutenant-Colonel, Surveyor, Army Officer and FRGS, 1830-18781
- Morehead, R.B., fl 19021
- Morley, Cecil, army officer, fl 19011
- Morris, Cecil Walker, army officer, 1880-19551
- Morrison, George Ernest, journalist and traveller, 1862-19201
- Mosconi, -, government and colonial administrator, fl 1929-19301
- Moseley, Cyril Kaye, army officer and colonial police officer, b c 18911
- Mostyn, James Pryce, army officer, 1879-19681
- Mullinger, G F, military surveyor, fl 1931-19371
- Muminagić, Abdulah, geodesist, 1919-20011
- Murphy, J H, colonial administrator, fl 1920-19221