| Kondrat'ev, Aleksey | Aleksey Kondrat'ev (Алексей Кондратьев) | Designer | 2011 | 1 | |
| Kupfernagel, Matthias | Matthias Kupfernagel | Designer | 1988 | 1 | |
| Kerssenbrock, Verena, von | Verena von Kerssenbrock | Designer | 1991 | 3 | |
| Kammerer, Georg | Georg Kammerer | Designer | 1991 | 1 | |
| Kanter, Christoph | Christoph Kanter | Designer | 1988 | 1 | |
| Klejs, Signe | Signe Klejs | Designer | 2015 | 1 | 1 |
| Kramenko, Mikhail | Mikhail Kramenko (Михаил Краменко) | Designer | 2013 | 1 | |
| Karch, Matthias | Matthias Karch | Designer | 1994 | 1 | |
| Keller, Ron | Ron Keller | Designer | 1980 | 1 | |
| Komooka, Kiichiro | Kiichiro Komooka | Designer | 1994 | 1 | |
| Kröhn, Ekkehart | Ekkehart Kröhn | Designer | 1996 | 1 | |
| Keen, Karen | Karen Keen | Designer | 1996 | 1 | |
| Kujszczuk, Magdalena | Magdalena Kujszczuk | Designer | 1997 | 1 | |
| Knuchel, Peter | Peter Knuchel | Designer | 1996 | 1 | |
| Kawahara, Kazu | Kazu Kawahara | Designer | 1996 | 1 | |
| Kathmann, Anja | Anja Kathmann | Designer | 1996 | 1 | |
| Kathner, Paul | Paul Kathner | Designer | 1966 - 1969 | 2 | |
| Kiefel, Jörg | Jörg Kiefel | Designer | 2005 - 2006 | 2 | 1 |
| Kublashvili, Tornike | Tornike Kublashvili | Designer | 2014 | 1 | |
| Kazémi, Clémence | Clémence Kazémi | Designer | 2014 | 6 | |
| Kolip, Manuel | Manuel Kolip | Designer | 2014 | 1 | |
| Katz, Alex | Alex Katz | Designer | 1968 | 1 | |
| Křížková, Jitka | Jitka Křížková | Designer | 1965 | 1 | |
| Kastner, Péter | Péter Kastner | Designer | 1998 | 1 | |
| Korogodsky, Danila | Danila Korogodsky | Designer | 2002 | 1 | 1 |
| Kessel, Jonna | Jonna Kessel | Designer | 2002 - 2004 | 2 | |
| Kuziemska, Krystyna | Krystyna Kuziemska | Designer | 2002 | 1 | |
| Kaderk, Manfred | Manfred Kaderk | Designer | 1999 - 2018 | 7 | |
| Kahre, Andreas | Andreas Kahre | Designer | 2002 | 1 | |
| Korink, Petra | Petra Korink | Designer | 2003 - 2004 | 3 | |
| Keobnick, Paul | Paul Keobnick | Designer | 2001 | 1 | |
| Konomi, Maria | Maria Konomi | Designer | 2003 - 2004 | 2 | |
| Krstić, Milorad | Milorad Krstić | Designer | 2012 - 2013 | 5 | |
| Kuchinka, Lukáš | Lukáš Kuchinka | Designer | 2011 | 1 | |
| Klimak, Kenny | Kenny Klimak | Designer | 2004 | 1 | |
| Kosová, Eliška | Eliška Kosová | Designer | 2006 | 1 | |
| Kotlář, Filip | Filip Kotlář | Designer | 2006 | 1 | |
| Kinney, Fred | Fred Kinney | Designer | 2004 | 1 | |
| Kostecka, Oliver | Oliver Kostecka | Designer | 2004 | 2 | 1 |
| Kalabić, Marija | Marija Kalabić | Designer | 2005 | 1 | |
| Kouřil, Miroslav | Miroslav Kouřil | Designer | 1963 | 1 | |
| Kadrnožka, Dimitrij | Dimitrij Kadrnožka | Designer | 1957 | 1 | |
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