| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
| 16 May Maria Bratkowska Death - 6 May 1879 (110 year anniversary) Stanislaw Bratkowski Birth - 6 May 1809 (180 year anniversary) | ||||||
| 27 May Julia Rybak Birth - 7 May 1908 (81 year anniversary) | 38 May | 49 May | 510 May | 611 May Anna Rybak Death - 11 May 1979 (10 year anniversary) Katarzyna Władysława Bohaczek Death - 11 May 1955 (34 year anniversary) Rosa Chargaff Birth - 11 May 1878 (111 year anniversary) | 712 May | 813 May |
| 914 May Gertruda Kozłowska Birth - 14 May 1924 (65 year anniversary) | 1015 May Greta Chargaff Birth - 15 May 1910 (79 year anniversary) | 1116 May Jonas Holzmann Death - 16 May 1959 (30 year anniversary) Henryk Szwarc Birth - 16 May 1944 (45 year anniversary) Zygmunt Trocha Birth - 16 May 1925 (64 year anniversary) | 1217 May Jan Bratkowski Birth - 17 May 1856 (133 year anniversary) | 1318 May | 1419 May Jan Szwarc + Władysława Sagan Marriage - 19 May 1929 (60 year anniversary) | 1520 May |
| 1621 May Felicitas Dingmann Birth - 21 May 1898 (91 year anniversary) | 1722 May AntoniRybak Birth - 22 May 1871 (118 year anniversary) | 1823 May Kazimierz Smoliński Birth - 23 May 1940 (49 year anniversary) | 1924 May | 2025 May | 2126 May | 2227 May |
| 2328 May | 2429 May Roman Jan Rybak Death - 29 May 1979 (10 year anniversary) | 2530 May | 2631 May | 271 June | 282 June | 293 June |
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