Wikipedia:Àwọn Ìṣẹ̀lẹ̀ Bíi Ọjọ́ Òní/Ọjọ́ 21 Oṣù Kẹrin
- 1960 – Brasília di oluilu ile Brazil.
- 1966 – Haile Selassie of Ethiopia visits Jamaica, an event now celebrated as Grounation Day.
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- 1816 – Charlotte Brontë, English author (d. 1855)
- 1864 – Max Weber, German economist and sociologist (d. 1920)
- 1889 – Paul Karrer, Swiss chemist, Nobel laureate (d. 1971)
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- 1910 – Mark Twain, American author and humorist (b. 1835)
- 2003 – Nina Simone, akorin jazz ara Amerika (ib. 1933)
- 2016 – Prince (foto), olorin ara Amerika (b. 1958)