I


 * Ihara, Masaaki


 * Ihering, Herman von (1850-1930)


 * Illiger, Johann Karl Wilhelm (1775-1813)


 * Imai, Hirotami T.


 * Imhoff, Ludwig (1801-1868)


 * Ionescu-Hirsch, Armin


 * Ito, Fuminori


 * Ito, Tokutaro (1868-1941)