Taudosious, otherwise known as Thaudosious, was a Patriarch, doctor and author from Tikrit, Iraq. He became a monk in Tur Abdin and after mastering medical science was elected Patriarch of Antakia in 887 AD. Among his notable works include a collection of 112 Pythagorean aphorisms translated from Greek into Aramaic, including footnotes in Arabic. He also wrote an article in medicine, though it was never fully recovered.