Date of Birth: 
Place of Birth: Oslo, Eastern Norway, Norway
About Halvor Hagen
- Halvor Reini Hagen (born February 4, 1947) is a former American football offensive lineman in the National Football League for the Dallas Cowboys, New England Patriots, and Buffalo Bills.
- He played college football at Weber State University and was drafted in the third round of the 1969 NFL Draft by the Dallas Cowboys.
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