Quintus Tineius Sacerdos (c. 160 – aft. 219) was a Roman senator. He is attested as Consul Suffectus 16 March 193 with Publius Julius Scapula Priscus.^[1]

As a youth he was a member of the college of the Salii Palatini.^[2] Offices he held as an adult included Governor of Bithynia et Pontus,^[3] and Proconsul of Asia sometime between 200 and 210.^[4] The apex of his career was serving as Consul Ordinarius in 219 with Emperor Elagabalus.^[5]

Sacerdos was the son of Quintus Tineius Sacerdos Clemens. His brothers were Quintus Tineius Rufus and Quintus Tineius Clemens.^[6] He married Volusia Laodice.^[7] They had one daughter, Tineia, who married Titus Clodius Pupienus Pulcher Maximus, with posterity:

• Lucius Clodius Tineius Pupienus Bassus – who assumed the Toga virilis at Rome early in the third century and was made proconsul of Crete^[8]and Cyrenaica in 240 A.D. He married Ovinia Paterna, daughter of Lucius Ovinius Pacatianus and Cornelia Optata Aquilia Flavia and had a son:^[9]
  • Marcus Tineius Ovinius Castus Pulcher – consul suffectus and pontififf before 274 AD. He had a son by an unknown mother:^[9]
    • Ovinius Tineius Tarrutenius Nonius Atticus (fl. 290 AD) – praetor and quindecemviri sacris faciundis. He married a woman named Maxima.^[9]