* 49 BC – Julius Caesar's general Gaius Scribonius Curio is defeated in the Second Battle of the Bagradas River by the Numidians under Publius Attius Varus and King Juba of Numidia.

** August 24 – Caesar's general Gaius Scribonius Curio is defeated in North Africa by the Pompeians under Attius Varus and King Juba I of Numidia ( whom he defeated earlier in the Battle of Utica ), in the Battle of the Bagradas River, and commits suicide.

In early 6 CE, before Varus was commander on the Rhine, it was Legatus Gaius Sentius Saturninus and Consul Legatus Marcus Aemilius Lepidus under Tiberius who led an army of 65, 000 heavy infantry legionaries, 10, 000 – 20, 000 cavalrymen, archers, 10, 000 – 20, 000 civilians ( 13 legions & entourage, probably about 100, 000 + men ) and was planning a major attack on Maroboduus, the king of the Marcomanni, a tribe of the Suebi who had fled the attacks of Drusus I in 9 BCE into the territory of the Boii, where they formed a powerful tribal alliance with the Hermunduri, Quadi, Semnones, Lugians, Zumi, Butones, Mugilones, Sibini and Langobards.

He and Gaius Scribonius Curio were sent to Africa to fight the province's governor, the Pompeian Publius Attius Varus.

She married to Gaius Julius Lupus Titus Vibius Varus Laevillus ( ca 95-aft.

In 236 he was legate to the consul Gaius Licinius Varus, but punished for entering into an unauthorized treaty with the Corsi.

* Gaius Cassius Longinus Varus, consul in 73 BC, proscribed and killed by the triumvirs in 43.

* Gaius Cassius Longinus Varus, consul 73 BC

* Gaius Licinius P. f. P. n. Varus, consul in 236 BC, carried on the war against the Corsicans and the transalpine Gauls.

* Gaius Licinius P. f. ( C. n .) Varus, father of Publius and Gaius Licinius Crassus, consuls in 171 and 168 BC.

1175-1280 ( c. 250 BC ); Bibliotheca 1. 9. 19, 2. 7. 7 ( 140 BC ); Sextus Propertius, Elegies, i. 20. 17ff ( 50 – 15 BC ); Ovid, Ibis, 488 ( AD 8 – 18 ); Gaius Valerius Flaccus, Argonautica, I. 110, III. 535, 560, IV. 1-57 ( 1st century ); Hyginus, Fables, 14.

Another Argonautica was written by Gaius Valerius Flaccus in the late 1st century AD, eight books in length.

The Julio-Claudian dynasty normally refers to the first five Roman Emperors: Augustus, Tiberius, Caligula ( also known as Gaius ), Claudius, and Nero, or the family to which they belonged ; they ruled the Roman Empire from its formation, in the second half of the 1st century ( 44 / 31 / 27 ) BC, until AD 68, when the last of the line, Nero, committed suicide.

* Gaius Oppius ( 1st century BC ), secretary to Julius Caesar, probable author under Caesar's name

* Gaius Matius ( 1st century BC ), public figure, correspondent with Cicero

* Gaius Helvius Cinna ( 1st century BC ), poet

* Gaius Suetonius Paulinus ( 1st century AD ), general, natural historian

* Gaius Musonius Rufus ( 1st century AD ), stoic philosopher

* Gaius Valerius Flaccus ( 1st century AD ), poet

* Gaius Licinius Mucianus ( 1st century AD ), general, man of letters

Gaius Suetonius Paulinus, also spelled Paullinus, ( flourished 1st century ) was a Roman general best known as the commander who defeated the rebellion of Boudica.

Gaius Musonius Rufus, was a Roman Stoic philosopher of the 1st century AD.

* Gaius Valerius Flaccus ( 1st century ), poet

By the 1st century B. C., the praenomina remaining in general use at Rome were: Appius, Aulus, Caeso, Decimus, Gaius, Gnaeus, Lucius, Mamercus, Manius, Marcus, Numerius, Publius, Quintus, Servius, Sextus, Spurius, Titus, and Tiberius.

The gens is perhaps best known, however, for Gaius Julius Caesar, the dictator, and grand uncle of the emperor Augustus, through whom the name was passed to the so-called Julio-Claudian dynasty of the 1st century AD.

* Gaius Calpurnius Piso ( 1st century )

* Gaius Valerius Flaccus ( died 1st century ), Latin poet at the time of Vespasian

Gaius Antonius Hybrida ( flourished 1st century BC ) was a politician of the Roman Republic.

* The poet Gaius Valerius Catullus lived in the 1st century BC.

Gaius Julius Callistus ( flourished 1st century ) was a Greek imperial freedman during the reigns of Roman Emperors Caligula and Claudius.

Gaius Sallustius Passienus Crispus was a prominent figure in the Roman Empire during the 1st century.

During the Renaissance, the work was attributed to the Roman historian Gaius Julius Hyginus who lived during the 1st century BC However, the fact that the book lists most of the constellations north of the ecliptic in the same order as Ptolemy's Almagest ( written in the 2nd century AD ) has led many to believe that a more recent Hyginus created the text.

** Gaius Scribonius Curio, the name of several ancient Romans, especially a father and son who were active in the 1st century BC

* 216 BC – Second Punic War: Battle of Cannae – The Carthaginian army led by Hannibal defeats a numerically superior Roman army under command of consuls Lucius Aemilius Paullus and Gaius Terentius Varro.

* 69 – Batavian rebellion: The Batavians in Germania Inferior ( Netherlands ) revolt under the leadership of Gaius Julius Civilis.

* 43 BC – Gaius Julius Caesar Octavianus, later known as Augustus, compels the Roman Senate to elect him Consul.

He kills 28 people in the Trojan War, and his career during that war is retold by Roman historian Gaius Julius Hyginus ( c. 64 BC – AD 17 ) in his Fabulae.

* 70 BC – Gaius Maecenas, Roman politician

Caligula (; 31 August AD 12 – 24 January AD 41 ), also known as Gaius, was Roman Emperor from 37 AD to 41 AD.

With Gaius's support from the people weakened, the consul Lucius Opimius was able to crush the Gracchan movement by force – Gaius lost his life and about 3000 of his supporters died in the fighting or in emergency execution shortly afterwards.

In 60 – 61, while Governor Gaius Suetonius Paulinus was campaigning in Wales, the southeast of Britain rose in revolt under the leadership of Boudica.

* 217 BC – The Romans, led by Gaius Flaminius, are ambushed and defeated by Hannibal at the Battle of Lake Trasimene.

Gaius Julius Caesar (, July 100 BC – 15 March 44 BC ) was a Roman general and statesman and a distinguished writer of Latin prose.

* 27 BC – Gaius Julius Caesar Octavianus is granted the title Augustus by the Roman Senate, marking the beginning of the Roman Empire.

* 44 BC – Julius Caesar, Dictator of the Roman Republic, is stabbed to death by Marcus Junius Brutus, Gaius Cassius Longinus, Decimus Junius Brutus and several other Roman senators on the Ides of March.

Gaius Cilnius Maecenas (; 13 April 70 BC –?

:::: a. Gaius Rubellius Plautus, 33 AD – 62 AD, had several children

* 43 BC – The Second Triumvirate alliance of Gaius Julius Caesar Octavianus (" Octavian ", later " Caesar Augustus "), Marcus Aemilius Lepidus, and Mark Antony is formed.

69 ), perhaps the granddaughter of Gaius Galerius ( ca 15 BC – aft.

* August 1 – Batavian rebellion: The Batavians in Germania Inferior ( Netherlands ) revolt under the leadership of Gaius Julius Civilis.

* Gaius Caesar Germanicus / Caligula, Roman Emperor ( 37 – 41 )

* Gaius Caesar Germanicus / Caligula ( 37 – 41 ).

* March 10 – The Carthaginian fleet sent to relieve the Roman blockade of the Sicilian cities of Lilybaeum and Drepanum is totally defeated near the Aegates Islands off western Sicily by the Roman fleet led by Roman consul and commander, Gaius Lutatius Catulus.

* Gaius Julius Caesar Octavianus, known in English as Octavian, Roman politician and general ( 62 BC – 14 )