Authors: J
- Grein, Jack Thomas 1862-1935
- Greive, James -1773
- Greusel, John Hubert 1868-
- Grévy, Jules 1807-1891
- Grey, John W. -
- Grey, Leopold John Herbert 1840-1921
- Grierson, Francis 1848-1927
- Grierson, Herbert John Clifford, Sir 1866-1960
- Grierson, James 1827-1887
- Grieve, James Ritchie 1840-
- Griffin, Martin I. J. (Martin Ignatius Joseph) 1842-1911
- Griffith, George Chetwynd 1857-1906
- Griffith, John Howell 1868-
- Griffith, J. W. (John William) -
- Griffiths, Charles John -
- Griffiths, Julia 1811-1895
- Grimaldi, Joseph 1779-1837
- Grimarest, Jean-Léonor Le Gallois de 1659-1713
- Grimblot, Paul 1817-1870
- Grimké, Francis J. (Francis James) 1850-1937
- Grimmelshausen, Hans Jakob Christoph von 1625-1676
- Grimm, Jacob 1785-1863
- Grinnell, Joseph 1877-1939
- Grinstead, J. E. (Jesse Edward) 1866-1948
- Grismer, Joseph Rhode 1849-1922
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