Glycerius (disambiguation)
Glycerius (c. 420 – after 480) was a Western Roman Emperor reigning from 473 to 474. Glycerius may also refer to:
 Saint Glycerius (bishop of Milan), 5th-century bishop
 Saint Glycerius of Antioch, deacon
 Saint Lycerius or Glycerius (died 548), bishop of Couserans in the 5th and 6th centuries