Template:On this day/May 23
- 1818 – Battle of Pensacola: Andrew Jackson exchanged correspondence with Spanish Governor Jose Masot, demanding the surrender of Fort San Carlos de Barrancas.
- 1879 – William Alexander Blount, Jr. was born.
- 1908 – The First National Bank Building on Palafox Street was completed.
- 1943 – Juriah Harris Pierpont died.
- 2008 – Celebrate Pensacola began its 450-day celebration with a kick-off party.