Lucius Tarutius Firmanus (or Lucius Tarutius of Firmum) (unkn-fl. 86 BC) was a Roman philosopher, mathematician, and astrologer (Taruntius or Tarrutius are also used, but are incorrect).
Lucius Verus | Lucius Cornelius Cinna | Lucius D. Clay | Lucius Tarquinius Priscus | Lucius Artorius Castus | Lucius Antonius | Lucius Allen | Lucius Tarquinius Superbus | Lucius Accius | Lucius | Wilbur Lucius Cross | Pope Lucius III | Lucius Scribonius Libo | Lucius Roscius | Lucius Junius Brutus | Lucius Cassius Longinus | Lucius Cary, 2nd Viscount Falkland | Lucius Beebe | Lucius Annaeus Cornutus | Lucius Aelius | Pope Lucius II | Lucius Quintus Cincinnatus Lamar (II) | Lucius O'Brien, 15th Baron Inchiquin | Lucius Nonius Calpurnius Torquatus Asprenas | Lucius Lyon | Lucius de Mello | Lucius Clodius Macer | Lucius Calpurnius Piso Licinianus | Lucius Caecilius Metellus Calvus | Lucius Arruntius Camillus Scribonianus |