Soter derives from the Greek epithet σωτήρ (sōtēr), meaning a saviour, a deliverer; initial capitalised Σωτήρ; fully capitalised ΣΩΤΗΡ; feminine Soteria (Σωτηρία). Soter has been used as:
as a title of gods: Poseidon Soter, Zeus Soter, Dionysus Soter, Apollo Soter, Athena Soteria and Hecate Soteria.
as the name of a distinct mythical figure, Soter (daimon)
any heroized leaders of Hellenistic dynasties, see hero cult:
Antigonus Monophthalmus, awarded the title for liberating Athens from Cassander
Ptolemy I Soter of Egypt (reigned 323-283 BCE)
Antiochus I Soter of the Seleucid Empire (reigned 281-261 BCE)
Demetrius I Soter of the Seleucid Empire (reigned 161-150 BCE)
Diomedes Soter
Dionysios Soter
Polyxenos Epiphanes Soter
Rabbel II Soter
Attalus I
Seleucus III Ceraunus
Ptolemy IX
Diodotus I
Strato II
Strato I
Menander I
as a title of liberators (see also eleutherios (disambiguation)
a title of Jesus of Nazareth, most particularly in the fish acronym
Pope Soter, r. ca. 167-174.