Florianus: emperor of the Roman world (r. 276).
- full name and date of birth unknown
- 275: appointed praetorian prefect when his brother, Tacitus, was chosen as emperor by the Senate
- July 276: Imperator Gaius Marcus Annius Florianus Augustus
- September 276: lynched by soldiers
Successor of: Tacitus
Main deeds: after the death of his brother Tacitus, Florian became emperor, but he was almost immediately killed by soldiers
Succeeded by: Probus