Template:On this day/March 21
- 1881 – The Pensacola & Atlantic Railroad received a charter of incorporation.
- 1890 – Salvador Pons died.
- 1897 – Streetcar system: The Pensacola Electric Terminal Railway Company began operation of electric-powered trolleys.
- 2007 – Michelle MacNeil and Melanie Nichols resigned from the Front Porch Pensacola board.