R
- Gaius Rabirius - two; senator and poet
- Gaius Rabirius Postumus - senator
- Lucius Aemilius Regillus - praetor
- Marcus Aqilius Regulus - informer
- Marcus Atilius Regulus - consul
- Publius Memmius Regulus - consul
- Remus - mythical founder
- Reposianus - poet
- Quintus Marcius Rex - two; praetor and consul
- Flavius Ricimer - late patrician
- Romulus - mythical founder
- Romulus Augustulus - last western emperor
- Sextus Roscius - client of Cicero
- Lucius Roscius Otho - tribune
- Quintus Roscius Gallus - actor
- Rubellius Blandus - rhetor
- Gaius Rubellius Blandus - consul
- Gaius Rubellius Plautus - relative of Nero
- Rubellia Bussa - sister to above, a relative to Nero
- Rufinus - Christian writer and grammarian
- Flavius Rufinus - adviser to Arcadius
- Curtius Rufus - proconsul
- Quintus Curtius Rufus - rhetor, historian
- Cluvius Rufus - historian
- Publius Servilius Rullus - tribune
- Publius Rupilius - consul
- Gaius Rutilius Gallicus - consul
- Publius Rutilius Lupus - grammarian
- Publius Rutilius Rufus - consul
Read more about this topic: List Of Ancient Romans