- Kindlund, Anna Belle Wing, 1876-1922 (1)
- King, Dot (1)
- King, William B., 1880-1927 (1)
- King, William Gunning, 1859-1940 (1)
- Klein, Ben (2)
- Kline, Hibberd Van Buren, 1885-? (1)
- Kling, Wendell (1)
- Knabe (8)
- Kobler, Max (4)
- Kockelkorn, G. H. (1)
- Koerner, Henry, 1915-1991 (7)
- Kohler, Max (1)
- Korthals, Wilhelm (1)
- Kotula, Jo, 1910-1998 (2)
- Krieghoff, W. G., 1875-1930 (1)
- Krogman, W. (6)
- Kronengold, Adolph, 1900-1986 (1)
- Kruger (1)
- Kuhpfahl (1)
- Kukenthal (1)
