According to the Secret History of Procopius, Theodora had only two siblings: her older sister Comito and younger sister Anastasia; either one could be the mother of Sophia.
Menurut Secret History Procopius, Theodora hanya memiliki dua orang saudara: kakak perempuannya Komito dan adinda Anastasia; salah satunya bisa jadi adalah ibunda Sofia.