September 4th
- 1794 – William Pope Duval born.
- 1819 – Bland Ballard born.
- 1832 – Thomas Metcalfe left office as Governor of Kentucky.
- 1832 – John Breathitt entered office as 11th Governor of Kentucky.
- 1835 – William Lindsay born.
- 1844 – Robert P. Letcher left office as Governor of Kentucky.
- 1844 – William Owsley entered office as 16th Governor of Kentucky.
- 1855 – Lazarus W. Powell left office as Governor of Kentucky.
- 1855 – Charles S. Morehead entered office as 20th Governor of Kentucky.
- 1861 – Confederate General Leonidas Polk broke Kentucky's neutrality by invading Columbus.
- 1864 – John Hunt Morgan died, aged 39.
- 1955 – Gus Weyring died, aged 88.
- 1988 – Adam Duvall born.
- 1990 – Irene Dunne died, aged 91.
- 1990 – Burnwell the meteorite fell through a porch roof in Burnwell, Pike County.
