| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
| 18 June Hermann Chargaff Birth - 8 June 1870 (154 year anniversary) | ||||||
| 29 June | 310 June | 411 June Ryszard WincentŚwiątnicki Death - 11 June 1994 (30 year anniversary) | 512 June Zygmunt Trocha Death - 12 June 1994 (30 year anniversary) Franciszek Biernat Death - 12 June 1987 (37 year anniversary) TadeuszLinczowski Birth - 12 June 1928 (96 year anniversary) Stefan Bratkowski Death - 12 June 1872 (152 year anniversary) | 613 June | 714 June | 815 June |
| 916 June Isak Chargaff Death - 16 June 1903 (121 year anniversary) | 1017 June Emil Pieniądz Birth - 17 June 1912 (112 year anniversary) | 1118 June | 1219 June | 1320 June | 1421 June | 1522 June |
| 1623 June | 1724 June | 1825 June | 1926 June | 2027 June Adam J. Bohaczek Death - 27 June 2003 (21 year anniversary) Wladyslaw Zawisza Birth - 27 June 1946 (78 year anniversary) | 2128 June Piotr Rybak Birth - 28 June 1909 (115 year anniversary) | 2229 June |
| 2330 June | 241 July | 252 July Adam Landesberg Livne Death - 2 July 2009 (15 year anniversary) Jan Rybak Death - 2 July 1936 (88 year anniversary) | 263 July Henryk Regulski Death - 3 July 1989 (35 year anniversary) | 274 July | 285 July Pawel Henryk Landesberg Birth - 5 July 1897 (127 year anniversary) | 296 July Ervin Rybak Birth - 6 July 1919 (105 year anniversary) |
| 307 July |
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