Info
| Last name | Marion |
| First name | Robert |
| Nationality |  United States |
| Date of birth | 27-01-1982 |
| Age | 43 |
| Date | Rank | Race |
|---|---|---|
| 08-12 | 18 | North Carolina Grand Prix - Race 1 (C1) |
| 18-11 | 19 | Supercross Day 2 (C2) |
| 17-11 | 25 | Supercross Day 1 (C2) |
| 11-11 | 29 | The Northampton International (C2) |
| 10-11 | 39 | The Northampton International (C2) |
| 04-11 | 18 | Really Rad Festival of Cyclocross Day 2 (C2) |
| 03-11 | 24 | Really Rad Festival of Cyclocross Day 1 (C2) |
| 28-10 | 12 | HPCX 2 (C2) |
| 27-10 | 15 | HPCX 1 (C2) |
| 21-10 | 18 | DCCX 2 (C2) |
| 20-10 | 19 | DCCX 1 (C2) |
| 07-10 | 29 | Charm City Cross 2 (C2) |
| 06-10 | 35 | Charm City Cross 1 (C1) |
| 16-09 | 20 | Nittany Lion Cross (C2) |
| 15-09 | 24 | Nittany Lion Cross (C2) |
| 02-09 | 22 | Deschutes Brewery's GO Cross (C2) |
| 01-09 | 32 | Deschutes Brewery's GO Cross (C2) |