Info
| Last name | Antheunis |
| First name | Siebren |
| Nationality |  Belgium |
About Siebren Antheunis
Siebren Antheunis is a Belgian cycling professional, 0 years old.
| Date | Rank | Race |
|---|---|---|
| 14-01 | 37 | Belgian National Championships CX U19 (CN) |
| 07-01 | 34 | Telenet Superprestige Gullegem U19 (C2) |
| 03-01 | 48 | X2O Badkamers Trofee Herentals U19 (C2) |