Lowai, Jokuri Asaro'o-Director of Industrial Development, Duchy of Shallingsport.
MacEntee, Corporal Ewan, Imperial Cadre-Fire Team Alpha, 2nd Squad, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
MacKane, Andrew Clement, Baron Yuroba-Imperial Minister of War.
Madison, Sir Jeffrey-Imperial Foreign Minister.
Madsen, Corporal Harold, Imperial Cadre-Fire Team Alpha, 2nd Squad, 2nd Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre (Louvain).
Mainwaring, Captain Theodosia-captain of the free-trader Star Runner.
Malloy, Allen, Earl of Stanhope-Imperial Minister of Out-World Affairs.
Marat, Rear Admiral Crinan, Imperial Fleet-Port Admiral, Soissons.
Maserati, Lieutenant Edwin, Imperial Cadre-Colonel Oscar McGruder's assistant (see below).
Masolle, Lieutenant Francesca, Imperial Cadre-CO, 2nd Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Masterman, Commander Adela, Imperial Fleet-senior plotting officer, Elysium System Fortress Command.
Mastroianni, Corporal Carlotta, Imperial Cadre-Fire Team Alpha, 3rd Squad, 2nd Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre (Louvain).
McGruder, Colonel Oscar, Imperial Cadre-a Cadre evaluation officer.
McGwire, Sergeant Alan, Imperial Cadre-leader, Fire Team Alpha, 1st Squad, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
McIlhenny, Colonel Benjamin, Imperial Marine Corps-senior intelligence officer, attached to Admiral Gomez's staff.
McSwain, Sondra-Lewis Fuchien's accountant.
Medrano, PFC Leocadio ("Leo"), Imperial Marine Corps-plasma gunner, Fire Team Bravo, 3rd Squad, 2nd Platoon, Bravo Company, Recon Battalion, 1st Regiment, 517th Brigade.
Megaira-an alpha-synth AI.
Megaira-the starship in which Megaira lives.
Mende, Private Dabhuti Lhakpa-rifleman, Echo Company, 1st Battalion, 1st Capital Regiment, Gyangtse Planetary Militia.
Metternich, Sergeant Abraham ("Abe"), Imperial Marine Corps-squad leader, 3rd Squad, 2nd Platoon, Bravo Company, Recon Battalion, 1st Regiment, 517th Brigade.
Miller, Countess-see Lady Frederica Sinead Lehman, above.
Monkoto, Admiral Simon-CO, Monkoto's Mercenaries ("Monkoto's Maniacs").
Monkoto, Captain Arlen-younger brother of Simon Monkoto.
Morales, Captain Francisco, Imperial Fleet-CO, HMS Implacable.
Moyano, Corporal Samantha, Imperial Cadre-Fire Team Alpha, 1st Squad, 2nd Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Mueller, Gavin-Foreign Minister, Onyx System.
Munming, Corporal Ngawang Phurba-grenadier, Echo Company, 1st Battalion, 1st Capital Regiment, Gyangtse Planetary Militia.
Murphy, Emperor Seamus II-Emperor of Humanity.
Murphy, Empress Maire-Empress of Humanity, the mother of the current Emperor.
Nawa, Chepal Dawa-a senior lieutenant of Namkha Pasang Pankarma.
Nawa, Lieutenant Tuchi Phurba-CO, 2nd Platoon, Alpha Company, 1st Battalion, 1st Capital Regiment, Gyangtse Planetary Militia.
Nordbø, Corporal Astrid, Imperial Cadre-Fire Team Bravo, 1st Squad, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Obermeyer, Patricia-Sector Governor Sir Enobakhare Kereku's chief of staff.
O'Clery, Corporal Flannan, Imperial Cadre-Fire Team Bravo, 1st Squad, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Okahara, Lieutenant Jeff-executive officer of the free-trader Star Runner.
Okanami, Surgeon Captain Ralph, Imperial Fleet-senior medical officer, Mathison's World relief.
O'Kane, Commodore Matthew-CO, O'Kane's Free Company.
Onassis, Master Sergeant Adolfo, Imperial Cadre-platoon sergeant, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Orrin, Lieutenant James, Imperial Fleet-Commander Adela Masterman's senior assistant.
Ortiz, Captain Homer-CO "pirate" battlecruiser Poltava.
Osayaba, Corporal Obaseki, Imperial Cadre-Fire Team Bravo, 1st Squad, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Oselli, Corporal Brian, Imperial Cadre-Fire Team Bravo, 1st Squad, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
O'Shaughnessy, Commodore John Liam, Imperial Fleet-Alicia DeVries's deceased uncle.
O'Shaughnessy, Sergeant Major Sebastian, Imperial Marine Corps-Alicia DeVries's grandfather.
Paál, Lieutenant Ágoston, Imperial Cadre-CO, 3rd Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Padorje, Chosa Pendo-CO, Echo Company, 1st Battalion, 1st Capital Regiment, Gyangtse Planetary Militia.
Palacios, Major Serafina, Imperial Marine Corps-CO, Recon Battalion, 1st Regiment, 517th Brigade.
Paldorje, Private Chopali Mingma-rifleman, Echo Company, 1st Battalion, 1st Capital Regiment, Gyangtse Planetary Militia.
Pankarma, Namkha Pasang-leader of the Gyangtse Liberation Front.
Perez, Commander Isidor, Imperial Fleet-CO, HMS Gryphon.
Perlman, Corporal Malachai, Imperial Cadre-Fire Team Bravo, 1st Squad, 1st Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Philip, Grand Duke-Prime Minister of the Terran Empire.
Pilaskov, Chief Oliver-Arlen Monkoto's senior noncom on Ringbolt.
Quintana, Oscar, Lieutenant Commander Defiant-Wyvern nobleman and contact for James Howell's "pirates."
Rahman, Commander Killian-senior fire control officer, Procyon (James Howell's flagship).
Ramji, Corporal Nicholas, Imperial Cadre-Fire Team Bravo, 2nd Squad, 3rd Platoon, Charlie Company, 3rd Battalion, 2nd Regiment, 5th Brigade, Imperial Cadre.
Rendlemann, Commander George-James Howell's senior tactical officer.
Resdyrn niha Turbach-James Howell's contact with the Rishathan Sphere.
Rethmeryk niha Theryian-Shernsia niha Theryian's successor as farthi chir Theryian
Rivera, Jaime-Group Leader, Freedom Alliance Liberation Army.
Ryan, Lieutenant Calvin, Imperial Marine Corps-CO, heavy weapons platoon, Recon Battalion, 1st Regiment, 517th Brigade.
Salaka, Lieutenant Tsimbuti Pemba-CO, 1st Platoon, Alpha Company, 1st Battalion, 1st Capital Regiment, Gyangtse Planetary Militia.
Salgado, Ákos-Planetary Governor Jasper Aubert's chief of staff.
Sampson, Brigadier Aaron, Imperial Marine Corps-CO, 317th Brigade.
Sandusky, Corporal Christopher, Imperial Marine Corps-team leader, Fire Team Alpha, 3rd Squad, 2nd Platoon, Bravo Company, Recon Battalion, 1st Regiment, 517th Brigade.