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- Kasʹi︠a︡nov, N. E. (Nikolaĭ Egorovich)1
- Kate, Herman F. C. ten (Herman Frederik Carel), 1858-1931, author1
- Kaufmann, Carl Ernst.1
- Kay, John, 1742-1826, artist1
- Kay, Thomas W. (Thomas Wiles), 1858- author4
- Kay, Thomas W. (Thomas Wiles), 1858-1924 author1
- Kämpf, Moritz K., 1835-1883, author1
- Keasbey & Mattison Company, author.2
- Keating, John M. (John Marie), 1852-18933
- Keating, John M. (John Marie), 1852-1893, author6
- Kedzie, R. C. (Robert Clark), 1823-1902, author3
- Keeley, Leslie E., 1842-19001
- Keely, Isaac I.1
- Keen, William W. (William Williams), 1837-193230
- Keen, William W. (William Williams), 1837-1932 author8
- Keen, William W. (William Williams), 1837-1932, author6
- Keenan, C. B., author1
- Keep, Nathan, 1800-18751
- Keep, Nathan, 1800-1875, author1