Jacek Różycki died in 1703.
Jacek Malczewski died in 1929.
Jacek Jezierski died in 1805.
Jacek Rybiński died in 1782.
Jacek Nieżychowski died in 2009.
Jacek Karpiński died on 2010-02-21.
Jacek Małachowski died on 1821-03-21.
Roman Jacek Czartoryski died in 1958.
Jacek Kuroń died on 2004-06-17.
Jacek Sawaszkiewicz died on 1999-06-11.
Jacek Ryniewicz died on April 14, 2003.
Jacek Kuron died on June 17, 2004, in Warsaw, Mazowieckie, Poland.
Jacek Malipan died on February 13, 2014, in Ldz, Ldzkie, Poland.