Roman and Byzantine Emperors: 1 emperor
Emperor Leo (a.k.a. Leontius)   695-698  
Saints: 9 saints
Saint Leontius   ?-70  
Saint Leontius   ?-300  
Saint Leontius   ?-320  
Saint Leontius   ?-337  
Saint Leontius   ?-432  
Saint Leontius the Elder   ?-541  
Saint Leontius the Younger   ?-565  
Saint Leontius of Saintes   ?-640  
Saint Leontius   ?-1077