| 67021 | June 12 | Birth | 1807 – Ante Kuzmanić, Croatian physician and journalist (d. 1879) |
| 67022 | June 12 | Birth | 1812 – Edmond Hébert, French geologist and academic (d. 1890) |
| 67023 | June 12 | Birth | 1819 – Charles Kingsley, English priest, historian, and author (d. 1875) |
| 67024 | June 12 | Birth | 1827 – Johanna Spyri, Swiss author (d. 1901) |
| 67025 | June 12 | Birth | 1841 – Watson Fothergill, English architect, designed the Woodborough Road Baptist Church (d. 1928) |
| 67026 | June 12 | Birth | 1843 – Sir David Gill, Scottish-English astronomer and author (d. 1914) |
| 67027 | June 12 | Birth | 1851 – Oliver Lodge, English physicist and academic (d. 1940) |
| 67028 | June 12 | Birth | 1857 – Maurice Perrault, Canadian architect, engineer, and politician, 15th Mayor of Longueuil (d. 1909) |
| 67029 | June 12 | Birth | 1858 – Harry Johnston, English botanist and explorer (d. 1927) |
| 67030 | June 12 | Birth | 1858 – Henry Scott Tuke, English painter and photographer (d. 1929) |
| 67031 | June 12 | Birth | 1861 – William Attewell, English cricketer and umpire (d. 1927) |
| 67032 | June 12 | Birth | 1864 – Frank Chapman, American ornithologist, photographer, and author (d. 1945) |
| 67033 | June 12 | Birth | 1877 – Thomas C. Hart, American admiral and politician (d. 1971) |
| 67034 | June 12 | Birth | 1875 – Sam De Grasse, Canadian-American actor (d. 1953) |
| 67035 | June 12 | Birth | 1883 – Fernand Gonder, French pole vaulter (d. 1969) |
| 67036 | June 12 | Birth | 1883 – Robert Lowie, Austrian-American anthropologist and academic (d. 1957) |
| 67037 | June 12 | Birth | 1888 – Zygmunt Janiszewski, Polish mathematician and academic (d. 1920) |
| 67038 | June 12 | Birth | 1890 – Egon Schiele, Austrian soldier and painter (d. 1918) |
| 67039 | June 12 | Birth | 1892 – Djuna Barnes, American journalist, author, and playwright (d. 1982) |
| 67040 | June 12 | Birth | 1897 – Anthony Eden, English soldier and politician, Prime Minister of the United Kingdom (d. 1977) |
| 67041 | June 12 | Birth | 1899 – Fritz Albert Lipmann, German-American biochemist and academic, Nobel Prize laureate (d. 1986) |
| 67042 | June 12 | Birth | 1899 – Weegee, Ukrainian-American photographer and journalist (d. 1968) |
| 67043 | June 12 | Birth | 1902 – Hendrik Elias, Belgian lawyer and politician, Mayor of Ghent (d. 1973) |
| 67044 | June 12 | Birth | 1903 – Emmett Hardy, American cornet player (New Orleans Rhythm Kings) (d. 1925) |
| 67045 | June 12 | Birth | 1905 – Ray Barbuti, American sprinter and football player (d. 1988) |
| 67046 | June 12 | Birth | 1906 – Sandro Penna, Italian poet (d. 1977) |
| 67047 | June 12 | Birth | 1908 – Alphonse Ouimet, Canadian broadcaster (d. 1988) |
| 67048 | June 12 | Birth | 1908 – Marina Semyonova, Russian ballerina and educator (d. 2010) |
| 67049 | June 12 | Birth | 1908 – Otto Skorzeny, German SS officer (d. 1975) |
| 67050 | June 12 | Birth | 1910 – Bill Naughton, Irish-English playwright and author (d. 1992) |