William Thynne Lynne 09-08-1835 11-12-1911 14-02-1862 Fellow Major Thomas Vallancey Lysaght 29-06-1849 12-05-1848 Fellow Raymond Arthur Lyttleton 07-05-1911 16-05-1995 09-02-1934 Fellow Adriaan van Maanen 31-03-1884 26-01-1946 09-06-1922 Fellow Earl George Parker Macclesfield 24-02-1755 20-03-1842 13-04-1821 Fellow Hector Munro Macdonald 19-01-1865 16-05-1935 08-11-1918 Fellow William John MacDonnell 28-11-1842 22-09-1910 10-01-1873 Fellow Cyrus Augustus Macfarlane 19-05-1932 09-01-1931 Fellow William Grant MacGregor 21-12-1903 13-05-1892 Fellow William MacIntyre 02-05-1947 10-05-1935 Fellow Theodore Mackenzie 17-11-1952 11-04-1930 Fellow Capt. Thomas Mackenzie 06-05-1844 24-01-1903 14-01-1887 Fellow Rev. Thomas Mackereth 28-04-1823 20-01-1897 10-03-1865 Fellow Donald Maclean 25-12-1932 13-12-1912 Fellow Sir Thomas Maclear 17-03-1794 14-07-1879 14-11-1828 Fellow Maj. Percy Alexander MacMahon 26-09-1854 25-12-1929 08-01-1897 Fellow Rev. Hector Copland Macpherson 01-04-1888 19-05-1956 10-11-1911 Fellow Donald Alexander MacRae 19-02-1916 06-12-2006 11-04-1969 Fellow Louis George Macrory 25-05-1865 11-04-1927 11-12-1903 Fellow Robert Edwin Witton Maddison 08-09-1901 09-11-1993 09-04-1976 Fellow Johann Heinrich von Mädler 29-05-1794 14-03-1874 12-05-1848 Associate Joseph Maguire 08-04-1896 10-02-1865 Fellow Rev. Robert Main 12-07-1808 09-05-1878 11-03-1836 Fellow Henry Mann 20-08-1879 12-05-1871 Fellow Robert James Mann 05-01-1817 04-08-1886 09-03-1855 Fellow William Mann 25-10-1817 30-04-1873 10-03-1871 Fellow Adm. Russell Henry Manners 31-01-1800 09-05-1870 08-01-1836 Fellow Edmund Sewall Manson 01-12-1875 29-01-1949 12-03-1909 Fellow William Cunliffe Margerison 20-01-1877 09-11-1927 14-01-1921 Fellow Col Ernest Elliott Markwick 04-07-1925 14-03-1879 Fellow Ross Walter Marriott 30-12-1882 19-10-1955 12-01-1923 Fellow John Marshall 11-04-1825 21-01-1899 14-02-1879 Fellow Peter David Marshall 13-06-1937 05-10-2012 Fellow Giuseppe Enrico Gilberto Martelli 16-05-1923 27-09-1994 12-05-1967 Fellow Pamela Helen Mary Rothwell Martelli 17-05-1926 28-03-1991 10-04-1964 Fellow Albert Marth 05-05-1828 06-08-1897 12-05-1854 Fellow Arthur Burnett Martin 10-05-1832 05-03-1903 10-02-1854 Fellow William (Bill) L. Martin 02-07-1940 15-01-1999 10-03-1967 Fellow Nicholas Martindale 23-07-1822 06-04-1885 11-04-1862 Fellow Antonio Marussi 12-10-1907 24-04-1984 09-02-1968 Associate Burdett Mason 17-06-1917 13-12-1907 Fellow Charles Mason 05-02-1823 14-09-1869 14-02-1862 Fellow Sir Harrie Stewart Wilson Massey 16-05-1908 27-11-1983 10-11-1939 Fellow John Mastin 15-10-1865 09-07-1932 12-02-1909 Fellow John Matheson 06-10-1817 12-11-1878 09-03-1866 Fellow Claude Louis Mathieu 25-11-1783 05-03-1875 12-05-1848 Associate Rev. Walter A. Mátos 31-10-1874 09-08-1929 14-03-1919 Fellow David Matravers 26-09-1937 31-05-2022 13-07-1990 Fellow Sidney Batt Mattey 18-04-1886 22-12-1940 14-02-1919 Fellow Norman Graham Matthew 13-05-1908 15-08-1982 13-01-1939 Fellow Takehiko Matukuma 18-03-1890 14-01-1950 08-01-1926 Fellow Edward Walter Maunder 12-04-1851 21-03-1928 12-02-1875 Fellow Annie Scott Dill Maunder [née Russell] 14-04-1868 15-09-1947 10-11-1916 Fellow Cmdr Matthew Fontaine Maury 14-01-1806 01-02-1873 12-01-1855 Associate Felix-Victor Mauvais 07-03-1809 22-03-1854 12-05-1848 Associate William Henry Maw 06-12-1838 19-03-1924 14-12-1888 Fellow John Earle Maxwell 24-06-1892 30-03-1917 08-01-1915 Fellow Stanley Maxwell 13-09-1875 20-09-1944 11-02-1910 Fellow Baron Somerset Henry Maxwell (Farnham) 07-03-1849 22-11-1900 09-12-1887 Fellow Charles May 10-08-1860 12-06-1835 Fellow Robert Charles May 05-04-1829 20-07-1882 10-05-1861 Fellow Jonadab McCarthy 15-12-1841 13-10-1913 10-11-1882 Fellow Capt. George Tyrrell McCaw 17-10-1942 09-03-1906 Fellow Sir Francis Kennedy McClean 01-02-1876 11-08-1955 14-11-1902 Fellow Frank McClean 13-11-1837 08-11-1904 09-03-1877 Fellow John Robinson McClean 13-07-1873 08-01-1858 Fellow Sir William Hunter McCrea 13-12-1904 25-04-1999 10-05-1929 Fellow Sidney Wilcox McCuskey 22-04-1979 13-05-1966 Fellow James McDowell 17-03-1885 10-01-1862 Fellow Martin Rastall Coulter McDowell 30-01-1932 13-06-1993 13-12-1957 Fellow Dr William Evan McFarlane 05-04-1866 18-08-1919 10-01-1919 Fellow Capt. Robert Cumming McFee 06-12-1915 12-01-1912 Fellow James Dwyer McGee 17-12-1903 28-02-1987 11-02-1955 Fellow Andrew McKellar 02-02-1910 06-05-1960 12-11-1948 Fellow James McKerrow 07-07-1834 29-06-1919 10-04-1885 Fellow John McLandsborough 03-05-1820 24-02-1900 14-03-1873 Fellow Bn John McLaren 17-04-1831 06-04-1910 12-12-1884 Fellow Robert Raynolds McMath 11-05-1891 02-01-1962 10-06-1938 Fellow, later Associate Rev. Paul A. McNally 04-03-1955 08-03-1929 Fellow James Duncan McNeile 29-04-1879 05-01-1935 10-01-1930 Fellow Neal McNeill 25-09-1891 30-03-1932 12-01-1923 Fellow George Cunliffe McVittie 05-06-1904 08-03-1988 10-04-1931 Fellow Jack Meadows 18-07-2016 William Ralph Mechaelis 24-09-1933 12-02-1926 Fellow Charles Edward Kenneth Mees 26-05-1882 15-08-1960 12-05-1922 Fellow Felix Andries Vening Meinesz 30-07-1887 10-08-1966 09-02-1962 Associate Raphael Meldola 19-07-1849 16-11-1915 09-03-1877 Fellow Charles Meldrum 19-10-1821 28-08-1901 11-03-1870 Fellow Arthur James Melhuish 01-11-1895 09-01-1863 Fellow John James Mellor 12-08-1830 12-01-1916 11-03-1859 Fellow Philibert Jacques Melotte 29-01-1880 30-03-1961 12-02-1909 Fellow Joaquin de Mendizábal-Tamborrel 29-03-1852 08-09-1926 08-01-1892 Fellow Charles James Merfield 28-04-1866 23-01-1931 10-01-1896 Fellow John Merrifield 24-08-1834 27-06-1891 10-02-1865 Fellow Willie Venner Merrifield 29-07-1929 10-03-1905 Fellow Paul Willard Merrill 15-08-1887 19-07-1961 09-04-1948 Associate Gerald Merton 21-01-1893 04-05-1983 11-06-1920 Fellow Philip James Message 12-05-1931 09-08-2008 11-01-1957 Fellow Margaret Theodora Meyer 27-01-1924 11-02-1916 Fellow Col. William Edwards Michell 14-03-1840 05-11-1892 12-06-1874 Fellow