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- Battle of Magdeburg - 1631 - Thirty Years' War
- Battle of Magdhaba - 1916 - World War I
- Battle of Magenta - 1859 - Italian Independence War
- Battle of Magersfontein - 1899 - Second Boer War
- Battle of Magh Tuiredh (two battles) - Irish mythology - see also Tuatha Dé Danann, Lugh
- Battle of Maiwand - 1880 - Second Anglo-Afghan War
- Battle of Majuba Hill - 1881 - First Boer War
- Battle of Malakoff - 1855 - Crimean War
- Battle of Maldon - 991
- Battle of Malplaquet - 1709 - War of the Spanish Succession
- Battle of Manila (1762) - Seven Years' War
- Battle of Manila (1898) - Spanish-American War
- Battle of Manila (1899) - Philippine-American War
- Battle of Manila (1945) - World War II
- Battle of Manila Bay (1898) - Spanish-American War
- Battle of Manners Street - 1943 World War II
- Battle of Mantinea (418 BC) - 418 BC - Peloponnesian War
- Battle of Mantinea (362 BC) - 362 BC
- Battle of Manzikert - 1071 - Byzantine-Seljuq Wars
- Battle of Marakesh - 1908
- Battle of Marathon - 490 BC - Persian-Greek Wars
- Battle of Marengo - 1800 - Napoleonic Empire Wars
- Battle of Marignani - 1515 - French Wars in Italy
- Operation Market Garden (Battle of Arnhem) - 1944 - World War II
- First Battle of the Marne - 1914 - World War I
- Second Battle of the Marne - 1918 - World War I
- Battle of Marston Moor - 1644 - English Civil War
- First Battle of the Masurian Lakes - September 1914 - World War I
- Second Battle of the Masurian Lakes - February 1915 - World War I
- Battle of Matchin - 1791 - Russo–Turkish War (1787–1792)
- Battle of Mauropotamos - Byzantine–Arab Wars
- Battle of Mecca - 1813 - Ottoman-Saudi War
- Battle of Medelin - 1809 - Napoleonic Empire Wars
- Battle of Medina (1812) - 1812 - Ottoman-Saudi War
- Battle of Meelick Island -1650 - Cromwellian Wars
- Battle of Mello - 1358 - Peasant Jacquerie
- Battle of Megiddo (15th century BC) - Egyptian-Canaanite War
- Battle of Megiddo (609 BC) - 609 BC
- Battle of Megiddo (1918) - 1918 - World War I
- Battle of Mergentheim - 1645 - Thirty Years' War
- Battle of Meloria (1241) - Frederick II and Pisa vs. Genoa
- Battle of Meloria (1284) - Pisa vs. Genoa
- Battle of Mhlatuze River - Zulu Civil War
- Battle of Miani - 1843 - Anglo-Baluchi War
- Battle of Midway - 1942 - World War II
- Battle of Milan (1522) - French Wars in Italy
- Battle of Milan (1535) - French Wars in Italy
- Battle of Milan (1741) - War of the Austrian Succession
- Battle of Milvian Bridge - 312 - Civil Wars of the Roman Empire
- Battle of Mindanao - 1945 - Second World War
- Battle of Minden - 1759 - Seven Years' War
- Battle of Mirbat - 1972 -
- Battle of Mitla Pass - 1956 - Suez Crisis
- Battle of Mobile (1781) - American Revolutionary War
- Battle of Mobile Bay - 1864 - American Civil War
- Battle of Modder River - 1899 - Second Boer War
- Battle of Möerskirch (1800) - Wars of the French Revolution
- Battle of Mohács - 1526 - Turkish Conquest of Hungary
- Battle of Mollwitz - 1741 - War of the Austrian Succession
- Battle of Monocacy Junction - 1864 - American Civil War
- Battle of the Monongahela - 1755 - French and Indian War
- Battle of Mons - 1914 - World War I
- Battle of Mons Badonicus - about 500 - Anglo-Saxon Conquest of Britain
- Battle of Mons Graupius - 84 - Roman Invasion of Britain
- Battle of Monte Cassino - 1944 - Italian Campaign (World War II)
- Battle of Montereau - 1814 - Napoleonic Empire Wars
- Battle of Montmirail - 1814 - Napoleonic Empire Wars
- Battle of Mormans - 1814 - Napoleonic Empire Wars
- Battle of Moscow - 1941 - World War II
- Battle of Mouquet Farm - 1916
- Battle of Mühlberg - 1547 - German Reformation Wars
- Battle of Mycale - 479 BC - Persian Wars
- Battle of Myriokephalon - 1176 - Byzantine-Seljuq Wars
Read more about this topic: List Of Battles (alphabetical)