Aetius or A tius may refer to:

• Aetius (philosopher), 1st- or 2nd-century doxographer and Eclectic philosopher
• A tius of Antioch, 4th-century Anomean theologian, called "Aetius the Atheist" by his Trinitarian enemies
• Flavius Aetius, 5th-century Roman general
• Aetius (praetorian prefect), Praetorian prefect of the East in 425
• A tius of Amida, 6th-century Byzantine physician
• Sicamus A tius, Byzantine medical writer possibly identical with the preceding
• Aetios (eunuch), Byzantine official and general
• Aetius (spider), a spider genus (Corinnidae)

See also

• Ezio (disambiguation), the Italian form

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