| primidi | duodi | tridi | quartidi | quintidi | sextidi | septidi | octidi | nonidi | decidi |
| Day not set Mieczysław Biernat Death - January 1966 (53 year anniversary) | 123 Dec | 224 Dec | 325 Dec | 426 Dec Marian Trocha Death - 26 December 2007 (11 year anniversary) | |||||
| 527 Dec Jakub Sagan Death - 27 December 1937 (81 year anniversary) | 628 Dec Zygmunt Porbes Death - 28 December 1989 (29 year anniversary) | 729 Dec Jan Bratkowski Birth - 29 December 1796 (222 year anniversary) | 830 Dec | 931 Dec | 101 Jan | 112 Jan Kazimierz Józef Rybak Birth - 2 January 1934 (85 year anniversary) Zygmunt Porbes Birth - 2 January 1915 (104 year anniversary) Józef FranciszekBohaczek Birth - 2 January 1900 (119 year anniversary) | 123 Jan | 134 Jan | 145 Jan |
| 156 Jan | 167 Jan Antoni Szwarc Death - 7 January 1989 (30 year anniversary) Jan Szwarc Birth - 7 January 1906 (113 year anniversary) | 178 Jan Antoni Płoskonka Birth - 8 January 1915 (104 year anniversary) | 189 Jan | 1910 Jan | 2011 Jan Franciszek Tymecki Birth - 11 January 1926 (93 year anniversary) Roman Jan Rybak Birth - 11 January 1908 (111 year anniversary) | 2112 Jan Max Lieber Death - 12 January 1963 (56 year anniversary) | 2213 Jan Norbert Grubin Birth - 13 January 1883 (136 year anniversary) | 2314 Jan Anthony Dziurkowski Birth - 14 January 1961 (58 year anniversary) | 2415 Jan |
| 2516 Jan | 2617 Jan Henryk Fuks Death - 17 January 1980 (39 year anniversary) | 2718 Jan | 2819 Jan Władysław Rybak Death - 19 January 1921 (98 year anniversary) | 2920 Jan | 3021 Jan |
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