| John Norby | |
| Position: | Running back |
| Birth Date: | August 30, 1910 |
| Birth Place: | Rupert, Idaho, U.S. |
| Death Place: | Spokane, Washington, U.S. |
| Height Ft: | 6 |
| Height In: | 0 |
| Weight Lb: | 195 |
| High School: | Rupert (ID) |
| College: | Idaho |
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| Highlights: | |
| Pfr: | NorbJo21 |
John Heyerdahl Norby (August 30, 1910 – September 19, 1998) was an American professional football running back in the National Football League (NFL) for the St. Louis Gunners, Philadelphia Eagles, New York Giants, and Brooklyn Dodgers. He played college football at the University of Idaho.