Maissiat, Jacques Henri (? – 1878)
Maitre Jan, Antoine (1650-1725)
Majima, Akio (1931- )
Majima, Seigan (? – 1379)
Majima, Yoshinao (1928- )
Major, Johann Daniel (1634-1693)
Makiuchi Shoichi (1900-1988)
Malgaigne, Joseph Francois (1806-1865)
Malik, S. R. K. Padmashri (1931-1993)
Malla, Om Krishna (1941- )
Manabe, Reizo (1928- )
Manché, Lieut.-Colonel (1846-1921)
Mandelstamm, Max (1838-1912)
Manfredi, Nicolo (1836-1916)
Mann, Dame Ida Caroline (1893-1983)
Mann, William A. (1898-1971)
Manni Domenico Maria (1690-1788)
Mannis Mark J. (1946- )
Manolesco, N.(1850-1910)
Manz, Wilhelm(1833-1911)
Manzini, Carlo Antonio (?- 1687)
Mao, Wenshu (Winifred) (1910-1988)
Marahakim, Haji Mohamed Noor Binn, Dato (1923-1998)
Marat, Jean-Paul (1743-1793)
Marcellus Empiricus (i.e.”the empyric”)
Marchesani, Oswald (1900-1952)
Marchetti, Luigi (1807- ?)
Maressal de Marsilly, A.-C ( ?- ?)
Marie, Auguste Armand (b. 1865)
Mariotte, Edme (1620-1684)
Marmor, Michael F. (1941- )
Marple, Wilbur Boileau (1856-1916)
Marshall, J. Cole (1876-1952)
Marshall, John (1895-1970)
Marston, Allan (1832-1911)
Marston, Philip Bourke (1850-87)
Martin, Benjamin (1704-1782)
Martinasch, N.J. (1834-1892)
Martini, Alphons (1829-1880)
Martin-Jones, John Dennis (1907-1955)
Maruo, Toshio (1932- )
Marxow, Ernst Fleischl von see Fleischl
Masawaih Abu Juhanna (8th century)
Maskati, B.T. (1925- )
Maskelyne, Nevil (1732-1811)
Mason, Mary Emmeline (1893-1951)
Masselon, Michel Julien (1844-1917)
Masters, John Lewis (1859-1916)
Masuda, Kanjiro (1936- )
Masuda, Takashi (1885-1925)
Masuda, Yoshiya (1907- )
Matin, Mohammad Abdul (1937- )
Matsuda, Hidehiko (1936- )
Matsuhashi, Masakazu (1947- )
Matsui, Mizuo (1929- )
Matsumura, Miyo (1949- )
Matsuo, Harutake (1921- )
Matsuo, Nobuhiko (1931- )
Matsuoka, Yonosuke (1888-1932)
Matsuyama, Michiro (1924- )
Matsuyama, Shyuichi (1933-1998)
Matsuzaki, Hiroshi (1924- )
Matteucci, Pellegrino (1909-1965)

Matton, Marie-Thérèse born Van Leuven (1930- )
Mauchart, Burkard (or Burchard) David (1696-1751)
Maumenee A. Edward (1913-1998)
Maunoir, Charles-Théophile (1770-1830)
Maunoir, Jean Pierre (1768-1861)
Maunoir, Théodore David Eugène (1806-1869)
Maurice David M. (1922- )
Maurolycus, Franciscus (1494-1577)
Mauthner, Ludwig Wilhelm (1840-1894)
Mawas, Jacques (1885-1976)
Maxwell, James Clerk (1831–1879)
Maxwell, Patrick W. (1856-1917)
May, Charles H. (1861-1943)
Mayer, August Franz Joseph Karl, (1787-1865)
Maynard, Frederick Pinsent (1864-1921)
Mayne, Robert Crawford (1811-1864)
Mayor, François Isaac (1779-1855)
Mayrhofer, Karl (1837-1882)
McArevey Joseph Bertrand (1897-1951)
McCartney, Alison (1951-1996)
McClellan, George (1796-1847)
McClure William Wallace (1842-1923)
McCoy, George Washington (1871-1932)
McDonald P. Robb (1909-1985)
McDougall, William (? – 1937)
McGregor, Ian Stewart (1904-1947)
McHardy, Malcolm Macdonald (1852-1913)
McIntire, Charles (1847-1920)
McKee, Samuel Hanford (1875-1942)
McKendrick, John Gray (1841-1926)
McKeown, David (1851-1907)
McKeown, William Alexander (1844-1904)
McLean, John Milton (1909-1968)
McMeel, J. Wallace (1928- )
McNabb, Harry Horsmant (1874-1948)
McPherson Jr, Samuel D. (1919-1998)
McPherson, Hector James (1916-1984)
Mead, Richard (1673-1754)
Medow, Norman B. (1938- )
Meekeren, Job Janszoon van (1611-1666)
Meerdervoort, J.L.C. van see Pompe van Meerdervoort
Meesmann, Alois (1888-1969)
Meibom, Heinrich (1638-1700)
Meighan, Stuart Spence (? – 1954)
Meighan, Thomas Spence (1849-1909)
Meiners, Heinrich (18th century)
Méjan, Benoit (flourished 2nd part 18th century)
Méjan, Thomas, (fl. late 18th-early 19th cent.,)
Meller, Joseph (1874-1968)
Melli, Sebastiano (18th century)
Mellick, Alexander (1903-1958)
Menacho, Antonio de (1889-1915)
Mercado, Jose Rizal y see Rizal y Mercado
Mercuriali, Hieronymus or in Italian: Girolamo (1530-1606)
Merkel, Friedrich Siegmund (1845-1919)
Méry, Jean (1645-1722)
Mesmer, Friedrich Anton or Franz (1733-1815)
Metz, Abraham (1828-1876)
Meyer, Edouard (1838-1902)
Meyer, Nikolaus (1775-1855)
Meyer, Reinhard Carl Johannes (1883-1956)
Meyer-Schwickerath, Gerd (1920-1992)
Meyner, Ernst Martin (1933-1999)

Michael, Francis Morley (1870-1908)
Michaelis, Eduard (1824-1891)
Michaelis, Gustav Adolf (1798-1848)
Michaelis, Heinrich Sabatier (1791-1857)
Michaelson, Isaac (1903-1982)
Michel, Charles Eugene (1832-1913)
Michel, Julius von (1843-1911)
Michels, Ronald G. (1943-1991)
Michelson, Albert Abraham (1852-1931)
Middlemore, Richard (1804-1896)
Mihalkovics, Victor Geza (1844-1899)
Miki, Naomasa (1942- )
Miki, Tokuhiko (1936- )
Mikkelsen, Mitchell (1850-1919)
Mikuni, Masakichi (1906-1987)
Mile, Johannes (1789-1839)
Miller, Stephen James (1915-1996)
Miller, William H. (1926- )
Millikin, Benjamin L.(1851-1916)
Millingen (or Milligen), Edwin van (1848-1900)
Millington, William (1822-1912)
Mimura, Osamu (1950- )
Mimura, Yasuo (1930- )
Minami, Kumata (1907-1981)
Minoda, Kensei (1934- )
Miram, Eduard (1811-1886)
Mirault, G.M. (? – ?)
Mishima, Hiromu (1943- )
Mishima, Saiichi (1927-2005)
Missotten, Luc (1931- )
Mita, Shunjiro (1863-1942)
Mitarai, Genyo (1921-)
Mitsui, Yukihiko: (1913-1996)
Mittendorf, William F. (1844-1917)
Miyake, Kensaku (1940- )
Miyake, Yozo (1942- )
Miyanaga, Yoshitaka (1934- )
Miyashita, Shyunkichi (1860-1900)
Miyashita, Sousuke (1882-1948)
Miyata, Mikio (1936- )
Mizukawa, Takashi (1911- )
Mizuno, Katsuyoshi (1923- )
Mizuo, Gentaro (1876-1913)
Mizutani Yutaka (1913-1991)
Mochizuki, Manabu (1947- )
Moffatt, Paul McGregor (1899-1963)
Mohaddab ad-din b. Ad-Dahuar (*1169- ?)
Mohammed Ebn Zakarijah Abu Bekr see Ar-Razi
Mohrenheim, Joseph Jacob Freiherr von (c.1759-1799)
Mohrenheim, Joseph Jakob Freiherr von (ca. 1759-1799)
Moignot, François Napoléon Marie, Abbé (1804-1884)
Molinari, Josepho, (19th cent.)
Molinelli, Pietro Paolo(1702-1764)
Molinetti, Antonio (? – 1675)
Molyneux, William (1656-1698)
Momose, Akira (1929- )
Mondeville (or Amondaville) Henri de (13th-14th century)
Monissey, Matthew John (1909-1984)
Monoyer, Ferdinand (1836-1912)
Monro, Alexander (1697-1767)
Monro, Alexander (1733-1817)

Monro, Alexander (1773-1859)
Montain, Gilbert Alphonse Claude (1780-1853)
Montain, Jean Francois Frédéric (1778-1851)
Monte, Alberto del (? – 1922)
Monte, Michele del (1838-1885)
Monteath (or Monteith), George Cunningham (1788-1828)
Monteggia, Giovanni Battista (1762-1815)
Montméja, A. de (1841- ?)
Moon, Robert C. (1844-1914)
Moon, William (1818-1894)
Moore, Hugh Tate (1887-1918)
Moore, Robert Foster (1878-1963)
Moore, Robert Love (1872-1918)
Mooren, Albert von (1828-1899)
Morand, Sauveur François ( 18th century)
Morax, Victor (1866-1935)
Morgagni, Giovanni Battista (1682-1771)
Morgan, John (1797-1847)
Mori, Shinnosuke (1884-1974)
Morley, Edward (1838-1923)
Moron Salas, José (1918- )
Morris, Julian M. (1942-1993)
Morton, Andrew Stanford (1847-1927)
Motais, Ernest (1846-1913)
Motegi, Akira (1897-1970)
Motokawa, Koiti (1903-1971)
Mowat, Daniel (? –1910)
Moyne, Giuseppe Damiano(1803-1873)
Much, Victor (1898-1985)
Mueller, Benjamin Carl Leopold (1824-1893)
Mühlbauer, Franz Xaver (? – ?)
Muirhead, William Martin (?- 1952)
Mukai, Noritsugu (1926-1988)
Mules, Philip Henry (1843-1905)
Mullen, Carroll R. (1900-1961)
Müller, August (1864-1943)
Müller, Hans-Karl (1899-1977)
Müller, Heinrich (1820-1864)
Müller, Johannes (1801-1858)
Müller, Leopold (1862- ?)
Müller, Wilhelm (1832-1909)
Mumtaz, Raja (1924- )
Munk, Christoph (?-?)
Murakami, Anzo (1862-1927)
Murakami, Shyuntai (1886-1964)
Murdoch, Russell (? – 1905)
Murray, William R. (1869-1926)
Murrell, Thomas E. (1850-1898)
Mursinna, Christian Ludwig (1744-1823)
Murube del Castillo, Juan (1944- )
Muys, Johannes (1654- ?)
Muzzy, Arthur T. (1852- ?)
Mydorge, Claude (1585-1647)
Mylius, Karl (1896-1991)
Nafis ad-din, b. Zobeir
Nagata, Makoto (1925- )
Nagel, Albrecht (1833-1895)
Nagel, Willibald A. (1870-1911)
Nai, Cu Nhan (1930 – )
Naito, Ryuichi (1883-1943)
Nakagawa, Junichi (1903-1991)
Nakagawa, Takashi (1935- )
Nakaizumi, Yukifumi (1932- )
Nakaizumi, Yukimasa (1897-1978)