Namesakes for Callixtus

Namesakes for CALLIXTUS:
  Bishops of Rome and the Popes: 3 popes, 1 antipope
      Callixtus I   217-222  
      Callixtus II   1119-1124  
      Callixtus   1168-1178  
      Callixtus III   1455-1458  
  Saints: 1 saint
      Saint Callixtus I   ?-222