The Anglo-Saxon name Guthrum corresponds to Norwegian Guttom and to Danish Gorm.
The name Guthrum may refer to these kings:
Guthrum (died c. 890), later King Æthelstan, who fought against Alfred the Great Gorm the Old (died c. 958) of Denmark and Norway Guthrum II, a 10th-century king of dubious existence Guttorm of Norway (1199–1204), King of Norway