Thaumastus (born c. 400) was a friend and uncle of

Sidonius Apollinaris Gaius Sollius Modestus Apollinaris Sidonius, better known as Sidonius Apollinaris (5 November of an unknown year, 430 – 481/490 AD), was a poet, diplomat, and bishop. Sidonius is "the single most important surviving author from 5th-century Gaul ...

. His brother, the elder Apollinaris was born around 405Christian Settipani, Les Ancêtres de Charlemagne (France: Éditions Christian, 1989) and was the

praetorian prefect of Gaul The Praetorian Prefecture of Gaul ( la, praefectura praetorio Galliarum) was one of four large prefectures into which the Late Roman Empire was divided. History The prefecture was established after the death of Constantine I in 337, when th ...

under

Valentinian III Valentinian III ( la, Placidus Valentinianus; 2 July 41916 March 455) was Roman emperor in the West from 425 to 455. Made emperor in childhood, his reign over the Roman Empire was one of the longest, but was dominated by powerful generals vying ...

between 425 and 455.Christian Settipani, Continuite Gentilice et Continuite Familiale Dans Les Familles Senatoriales Romaines A L'epoque Imperiale, Mythe et Realite, Addenda I - III (juillet 2000- octobre 2002) (n.p.: Prosopographica et Genealogica, 2002) Thaumastus and his brother were both sons of another Apollinaris, praetorian prefect of Gaul before 409 and were friends with his successor

Decimus Rusticus Decimus Rusticus (sometimes Rusticus Decimus) of Treves (then ''Augusta Treverorum'') and Lyon ('' Lugdunum'') (c. 370 – before 423) was a Master of the Offices and the praetorian prefect of Gaul between 409 and 410 or 413. He was one of those ...

. Thaumastus was associated with Tonantius Ferreolus in the impeachment of

Arvandus Arvandus was a Gaul who rose through the hierarchy of Imperial Roman society to twice be appointed Praetorian prefect of Gaul. On the first occasion, 461, he was appointed by Emperor Libius Severus. This appointment ended when Severus died in 46 ...

, The Letters of Sidonius (Oxford: Clarendon, 1915), pp. clx-clxxxiii He was the father of Eulalia, born in 425, married before 450 to Flavius Probus,

Roman Senator The Roman Senate ( la, Senātus Rōmānus) was a governing and advisory assembly in ancient Rome. It was one of the most enduring institutions in Roman history, being established in the first days of the city of Rome (traditionally founded in ...

. He seems to be a descendant of yet another Apollinaris,

under Constantine II between 337 and 340.

References and citations

5th-century Gallo-Roman people 400 births Year of death unknown Date of death unknown {{AncientRome-bio-stub