Info
| Last name | Sønsteby |
| First name | Marius |
| Nationality |  Norway |
About Marius Sønsteby
Marius Sønsteby is a Norwegian cycling professional, 0 years old.
| Date | Rank | Race |
|---|---|---|
| 16-09 | 15 | Karl VII rittet U19 (1) |
| 28-05 | 14 | Norwegian National Championships - XCO U19 (CN) |
| 07-05 | 14 | Rye bike festival / Rye terrengsykkelfestival U19 (1) |