Anto Mangotic Alternate name(s): Manjgotic; Mangolie; Mangotic; Magnotic; MangotieAnthony; TonyDate of birth: 19 June, 1914Unit: Abraham Lincoln Battalion; Dimitrov Battalion
Charles Edward Maranda Alternate name(s): Marie Joseph Charles EduoardDate of birth: 26 February, 1896
Zola Marcelin Alternate name(s): Ferrer; Mercelin; Marsolin; BoyouckDate of birth: 23 March, 1918Unit: Offices in Albacete; Rosa Luxemburg 2nd Group Artillery, 45th Division, 7 Army Corps in Catalonia; Experienced a failure of nerves and was assigned to SIM in 45th Division to work behind the lines
Nicholas Marinoff Alternate name(s): Makinoff; Marinof; Marinov; Marionoff; Nedeltcho; Karpatcha; NickDate of Birth: circa 1897Unit: Abraham Lincoln Battalion
Joseph Markoff Alternate name(s): Marcov; GeorgeDate of birth: 25 January, 1907Unit: Balkan Unit Artillery; Albacete Garage
Daniel Markowski Alternate name(s): Marfromski; David; DonDate of birth: 6 March, 1916Unit: Medical Unit; Auto Park
Jerzy Markowski Alternate name(s): GeorgeDate of birth: 20 November, 1904Unit: Mackenzie-Papineau Battalion
Andrew Markowsky Alternate name(s): Markowski; Andrzej; MichaelUnit: Mackenzie Papineau Battalion: Machine gunner
Ted Marsh Alternate name(s): EdouardDate of birth: 13 May, 1899Unit: Mackenzie Papineau Battalion, Company 4 (Machine Gun Company); artillery (D.E.C.A.)?
Helge Martilla Alternate name(s): Hellka NartilaMartila; Marttilla; Frank; ChristianDate of birth: 11 January, 1899Unit: 13th Brigade; Mackenzie Papineau Battalion
Tony Martin Unit: 24 Battalion: Spanish Battalion; Ronald Liversedge says that Martin's real name was Tuentes and that he was born in Spain
Robert Martineau Alternate name(s): RosarioDate of birth: 11 July, 1900Unit: Mackenzie Papineau Battalion, Company 3; EM (Estado Mayor?) Scout; Possibly payroll
Anton Martinuk Alternate name(s): Martiniuk; Martyniuk; MarteniukAnthony; TonyDate of Birth: circa 1906Unit: Lincoln Battalion; Albacete Auto Park
Svene Martlinssen Alternate name(s): MartinsenDate of birth: 27 October, 1911Unit: Mackenzie Papineau Battalion
Wladyslaw Martyniuk Alternate name(s): Martyniuk; Martyniak; John; WalterDate of birth: 10 October, 1901Unit: Dombrowski Battalion; Abraham Lincoln Battalion; Auto Park
Jurij Matesic Alternate name(s): Matesia; Matesich; Matysich; Matusic; GeorgeDate of Birth: circa 1903Unit: Petko Miletic: Anti-tank battery; Djuro Djakovic Battalion, Cankerev Unit: Political commissar
Mykola Mateychuk Alternate name(s): Matyjozyk; MatijczykNicholas; NickDate of Birth: circa 1897Unit: 13 Dombrowski Brigade; 52nd Palafox Battalion Taras Shevchenko Company
Jozef Matlak Alternate name(s): JosephMatlackDate of Birth: circa 1901Unit: 13 Dombrowski Brigade, 52nd Palafox Battalion; 2nd Company (Botwin Company)
Isaac Matson Alternate name(s): Jim; MattsonDate of birth: 2 February, 1898Unit: Abraham Lincoln Battalion; Auto Park