Association for the German Dogs (VDH) eV
www.vdh.de

German Club for Kooikerhondje (DCK) eV
www.kooikerhome.de

Vereniging Het Nederlandse Kooikerhondje
www.kooikerhondje.nl

Federation Cynology International (FCI)
www.fci.be

Society for the Promotion of Cynological Research eV
www.gfk-bonn.de