| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
| Day not set Jozef Szalatynski Death - May 1965 (30 year anniversary) Zbigniew Szwarc + Private Marriage - May 1953 (42 year anniversary) | 11 May Maria Sagan Death - 1 May 1995 Stanisław Biernat Birth - 1 May 1930 (65 year anniversary) Jan Bratkowski Death - 1 May 1879 (116 year anniversary) | 22 May Edward Zapałowicz + Maria Rybak Marriage - 2 May 1931 (64 year anniversary) | 33 May Piotr Rybak Death - 3 May 1967 (28 year anniversary) Eugeniusz Kubik Birth - 3 May 1939 (56 year anniversary) | 44 May Rafal Pieniądz Birth - 4 May 1981 (14 year anniversary) Czesław Gruszka Birth - 4 May 1949 (46 year anniversary) | 55 May | 66 May Maria Bratkowska Death - 6 May 1879 (116 year anniversary) Stanislaw Bratkowski Birth - 6 May 1809 (186 year anniversary) |
| 77 May Julia Rybak Birth - 7 May 1908 (87 year anniversary) | 88 May | 99 May | 1010 May | 1111 May Anna Rybak Death - 11 May 1979 (16 year anniversary) Katarzyna Władysława Bohaczek Death - 11 May 1955 (40 year anniversary) Rosa Chargaff Birth - 11 May 1878 (117 year anniversary) | 1212 May | 1313 May |
| 1414 May Gertruda Kozłowska Birth - 14 May 1924 (71 year anniversary) | 1515 May Greta Chargaff Birth - 15 May 1910 (85 year anniversary) | 1616 May Jonas Holzmann Death - 16 May 1959 (36 year anniversary) Henryk Szwarc Birth - 16 May 1944 (51 year anniversary) Zygmunt Trocha Birth - 16 May 1925 (70 year anniversary) | 1717 May Jan Bratkowski Birth - 17 May 1856 (139 year anniversary) | 1818 May | 1919 May Jan Szwarc + Władysława Sagan Marriage - 19 May 1929 (66 year anniversary) | 2020 May |
| 2121 May Felicitas Dingmann Birth - 21 May 1898 (97 year anniversary) | 2222 May AntoniRybak Birth - 22 May 1871 (124 year anniversary) | 2323 May Kazimierz Smoliński Birth - 23 May 1940 (55 year anniversary) | 2424 May | 2525 May | 2626 May Rosa Holzmann Death - 26 May 1989 (6 year anniversary) Tekla Libitka Birth - 26 May 1833 (162 year anniversary) | 2727 May |
| 2828 May | 2929 May Roman Jan Rybak Death - 29 May 1979 (16 year anniversary) |
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