Quintus Marcius Rex was a consul of the Roman Republic. He was the grandson of another Quintus Marcius Rex, the consul of 118 BC. One of his second cousins was the dictator

Julius Caesar Gaius Julius Caesar (; ; 12 July 100 BC – 15 March 44 BC), was a Roman general and statesman. A member of the First Triumvirate, Caesar led the Roman armies in the Gallic Wars before defeating his political rival Pompey in a civil war, and ...

, the great-grandson of another Quintus Marcius Rex, the praetor in 144 BC who constructed the

Aqua Marcia The Aqua Marcia ( it, Acqua Marcia) is one of the longest of the eleven aqueducts that supplied the city of Rome. The aqueduct was built between 144–140 BC, during the Roman Republic. The still-functioning Acqua Felice from 1586 runs on long ...

. He was elected consul for 68 BC with Lucius Caecilius Metellus. Caecilius Metellus died near the start of the year, and, although Servilius Vatia was elected to replace him, Vatia died before he could enter office and Marcius continued as sole consul.Dio 36.4.1; Broughton, Magistrates vol. II p. 137 Marcius went to serve in Cilicia as proconsul and, pressured by his brother-in-law, Publius Clodius, refused to help Lucius Licinius Lucullus. He gave up his province in 66 BC to comply with the ''lex Manilia'' that gave command of the provinces of the east to

Gnaeus Pompeius Magnus Gnaeus Pompeius Magnus (; 29 September 106 BC – 28 September 48 BC), known in English as Pompey or Pompey the Great, was a leading Roman general and statesman. He played a significant role in the transformation of ...

. He was denied a triumph upon his return. He was still waiting outside the city for a triumph when the Catilinarian Conspiracy broke out in 63 BC. He was sent to watch the movements of Gaius Manlius, Catilina's general. He refused to listen to Manlius's offers of peace. Marcius had married, Clodia Tertia, a sister of Publius Clodius Pulcher. He died in 61 BC, without leaving to his brother-in-law an expected inheritance.

References

Quintus Quintus is a male given name derived from '' Quintus'', a common Latin forename (''praenomen'') found in the culture of ancient Rome. Quintus derives from Latin word ''quintus'', meaning "fifth". Quintus is an English masculine given name and ...

61 BC deaths 1st-century BC Roman consuls Year of birth unknown {{AncientRome-politician-stub