| date | entity | event | name |
|---|---|---|---|
| 27/10/1991 | former country | data end | Turkmen Soviet Socialist Republic |
| 27/10/2002 | eruption | date | Eruzione dell'Etna del 2002 |
| 27/10/2009 | newspaper | date founded | Nor Haratch |
| 27/10/1872 | observatory | date founded | Arcetri Observatory |
| 27/10/1985 | recurring event edition | date final | World Popular Song Festival 1985 |