St. Zosimus (417-18)
St. Boniface I (418-22) Opposed by Eulalius, antipope (418-419)
St. Celestine I (422-32)
St. Sixtus III (432-40)
St. Leo I (the Great) (440-61)
St. Hilarius (461-68)
St. Simplicius (468-83)
St. Felix III (II) (483-92)
St. Gelasius I (492-96)
50. Anastasius II (496-98)
St. Symmachus (498-514) Opposed by Laurentius, antipope (498-501)
St. Hormisdas (514-23)
St. John I (523-26)
St. Felix IV (III) (526-30)
Boniface II (530-32) Opposed by Dioscorus, antipope (530)
John II (533-35)
St. Agapetus I (535-36) Also called Agapitus I
St. Silverius (536-37)
Vigilius (537-55)
Pelagius I (556-61)
I’ve never heard of Zosimus or Gelasius before. What were they like?