| Klingelhoefer, Robert | Robert Klingelhoefer | Designer | 1993 - 2004 | 2 | |
| Knina, Gustav | Gustav Knina | Designer | 1907 - 1918 | 7 | |
| Krakowski, Wojciech | Wojciech Krakowski | Designer | 1957 - 1975 | 6 | |
| Kraska, Manfred | Manfred Kraska | Designer | 1986 | 1 | |
| Kratochwil, Jeanny | Jeanny Kratochwil | Designer | 2000 - 2003 | 3 | |
| Krontāls, Jānis | Jānis Krontāls | Designer | 1950 | 1 | |
| Kroon, Barbara | Barbara Kroon | Designer | 1986 | 1 | |
| Ku, Raymond | Raymond Ku | Designer | 2006 | 2 | |
| Kubik, Boris | Boris Kubik | Designer | 1969 | 1 | |
| Kutos, David | David Kutos | Designer | 1994 | 1 | |
| Kane, John R | John R Kane | Designer | 1928 | 2 | |
| Kosiorek, Wacsaw | Wacsaw Kosiorek | Designer | 1955 | 1 | |
| Kranich, Friedrich | Friedrich Kranich | Designer | 1919 - 1933 | 2 | |
| Kļaviņs, Aldis | Aldis Kļaviņs | Designer | 1974 | 1 | |
| Kakiuchi, Norio | Norio Kakiuchi | Designer | 1978 - 1980 | 4 | |
| Kocsis, Árpád | Árpád Kocsis | Designer | 1960 | 1 | |
| Klein, Frieder | Frieder Klein | Designer | 1971 - 1979 | 2 | |
| Komanns, Paul Josef | Paul Josef Komanns | Designer | 1959 - 1964 | 2 | |
| Kaplan-Wildmann, Eli | Eli Kaplan-Wildmann | Designer | 2011 | 1 | |
| Korina, David | David Korina | Designer | 2011 | 1 | |
| Karina, Staicova | Staicova Karina | Designer | 2008 - 2010 | 4 | |
| Kovalčiukas, Vladimiras | Vladimiras Kovalčiukas | Designer | 1988 | 1 | |
| Kawecki, Kathryn | Kathryn Kawecki | Designer | 2010 - 2011 | 2 | |
| Koch, Patrick | Patrick Koch | Designer | 2010 | 1 | 1 |
| Klopfer, Karol | Karol Klopfer | Designer | 1892 - 1900 | 2 | |
| Knoll, Waldemar | Waldemar Knoll | Designer | 1897 | 1 | |
| Klein, Julius | Julius Klein | Designer | 1906 - 1916 | 7 | |
| Kempin, Kurt | Kurt Kempin | Designer | 1913 - 1917 | 12 | |
| Kaulsky, H. | H. Kaulsky | Designer | 1917 | 1 | |
| Krehan, Hermann | Hermann Krehan | Designer | 1925 | 2 | |
| Kalbfuß, Friedrich | Friedrich Kalbfuß | Designer | 1935 | 1 | |
| Kempgens, Erich | Erich Kempgens | Designer | 1941 | 1 | |
| Koniarsky, Helmut | Helmut Koniarsky | Designer | 1946 | 1 | |
| Krusev, P. | P. Krusev | Designer | 1901 | 1 | |
| Kal´manson, M. | M. Kal´manson | Designer | 1908 | 1 | |
| Kita, Renzo | Renzo Kita | Designer | 1909 | 1 | |
| Kennedy, Joseph B. | Joseph B. Kennedy | Designer | 2004 - 2006 | 23 | |
| Kajita, Kei | Kei Kajita | Designer | 1912 | 1 | |
| Kuga, J. | Jānis Kuga (J. Kuga) | Designer | 1914 | 2 | |
| Kundziņš, P. | P. Kundziņš | Designer | 1915 | 1 | |
| Kuzyszyn, Ryszard | Ryszard Kuzyszyn | Designer | 1971 | 1 | |
| Kibart, David | David Kibart | Designer | 1974 - 1980 | 2 | |
|
|
