July 31st
- 1825 – Thomas Hart Taylor born.
- 1837 – William Clarke Quantrill born.
- 1844 – John H. Mallory born.
- 1850 – John J. Crittenden left office as Governor of Kentucky.
- 1850 – John L. Helm entered office as 18th Governor of Kentucky.
- 1910 – John G. Carlisle died, aged 75.
- 1931 – Frank Ramsey born.
- 1947 – Harry B. Hawes died, aged 77.
- 1992 – Kyle McGrath born.
