| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
| 1 | 2 | 3 Leonora Libcze Chargaff Death - 3 December 1920 (61 year anniversary) | 4 | 5 | ||
| 6 Daria Marczak Birth - 6 December 1926 (55 year anniversary) | 7 | 8 Józef Furmańczyk Death - 8 December 1972 (9 year anniversary) Ryszard WincentŚwiątnicki Birth - 8 December 1924 (57 year anniversary) | 9 Aleksander Kochajkiewicz Death - 9 December 1967 (14 year anniversary) | 10 | 11 Zbigniew Rybak Birth - 11 December 1937 (44 year anniversary) | 12 |
| 13 | 14 Isak Chargaff Birth - 14 December 1842 (139 year anniversary) | 15 | 16 Lewko Kowalczuk Birth - 16 December 1943 (38 year anniversary) | 17 Józef Jan Bohaczek Birth - 17 December 1950 (31 year anniversary) | 18 | 19 |
| 20 | 21 | 22 | 23 Natalia Stepczuk Birth - 23 December 1918 (63 year anniversary) | 24 | 25 Wladyslaw Zawisza + Private Marriage - 25 December 1970 (11 year anniversary) Kazimierz Smoliński + Private Marriage - 25 December 1963 (18 year anniversary) Franciszek Gałuszka + Private Marriage - 25 December 1955 (26 year anniversary) Franciszek Tymecki + Private Marriage - 25 December 1951 (30 year anniversary) | 26 Józef Trocha + Anna Rybak Marriage - 26 December 1922 (59 year anniversary) |
| 27 Jakub Sagan Death - 27 December 1937 (44 year anniversary) | 28 Anna Szalatynski Birth - 28 December 1914 (67 year anniversary) | 29 Jan Bratkowski Birth - 29 December 1796 (185 year anniversary) | 30 | 31 |
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