Jan van Eyck | Jan Matejko Academy of Fine Arts | Jan Hammer | Jan Peerce | Jan Hus | Jan Mayen | Jan Guillou | Jan Smuts | Jan Fabre | Jan Morris | Jan Matejko | Jan Garbarek | Ignacy Jan Paderewski | Bohdan Khmelnytsky | Jan van Riebeeck | Jan Troell | Jan Tinbergen | Jan Neruda | Jan-Michael Vincent | Jan Kochanowski | Jan Brewer | Jan Bechtum | Jan Zamoyski | Jan Ullrich | Jan Peter Balkenende | Jan Egeland | Robert Jan Stips | Mian Shakirullah Jan | Jan Weenix | Jan Timman |
The list included the "elite of Polish scholarship", signatories such as Tadeusz Kotarbiński, sociologists Józef Chałasiński, Stanisław and Maria Ossowska and Jan Stanisław Bystroń, biologists Stanisław Kulczyński and Jan Dembowski, psychologist Władysław Witwicki, physicist Konstanty Zakrzewski, and historians Seweryn Wysłouch, Tadeusz Manteuffel and Natalia Gąsiorowska.