Kdo chodil s Marcus Ummidius Quadratus?

Marcus Ummidius Quadratus Annianus (138–182) was a Roman Senator and the nephew of the Emperor Marcus Aurelius. He was involved in an unsuccessful plot to assassinate his cousin the Emperor Commodus, which led to his execution afterwards.

Offices Quadratus Annianus held included legate to the proconsul of Africa, and consul ordinarius in 167 with the emperor Lucius Aurelius Verus.

Marcia Aurelia Ceionia Demetrias (died 193) was the alleged mistress (182–193) and one of the assassins of Roman Emperor Commodus. Marcia was likely to have been the daughter of Marcus Aurelius Sabinianus Euhodius, a freedman of the co-emperor Lucius Verus.