Authors: w
- Herschel, William James 1833-1917
- Hertwig, Oscar 1849-1922
- Hervey, Walter Lowrie 1862-1952
- Herzberger, F. W. (Frederik William) 1859-1930
- Herzberg, Wilhelm 1861-1945
- Herzog, Alfred W. (Alfred Waldemar) 1866-1933
- Herzog, Wilhelm 1884-1960
- Heskes, Wam (Willem Frederik) 1891-1973
- Hesse-Wartegg, Ernst von 1854-1918
- Hess, Walter Léon -
- Hetherington, W. M. (William Maxwell) 1803-1865
- Hewet, Henry W. -
- Hewett-Thayer, Harvey W. (Harvey Waterman) 1873-
- Hewitt, William -1876
- Hewitt, William, active 19th century -
- Hewlett, Albion Walter 1874-1925
- Heyliger, William 1884-1955
- Heysinger, Isaac W. (Isaac Winter) 1842-
- Hey, Wilhelm 1789-1854
- Hickie, W. J. -
- Hickman, Richard W. (Richard West) 1852-1926
- Hicks, Albert W. -1860
- Hicks, Norman W. -
- Hiden, Martha W. (Martha Woodroof) 1883-1959
- Hier, W. G. (Wayland Gladstone) 1889-
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