Theodorus of Tabennese
Theodorus of Tabennese (c. 314 – 368), also known as Abba Theodorus and Theodore the Sanctified, was the spiritual successor to Pachomius and played a crucial role in preventing the first Christian cenobitic monastic federation from collapsing after the death of its founder.
In the Martyrology
- April 27 Saint Theodore, abbot in Thebaide