Info
| Last name | Holmes |
| First name | Marcus |
| Nationality |  United Kingdom |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 29-07 | 53 |  La Route des Géants (1.1) | |||||
| 21-07 | 6 | British National Championships - XCO U19 (CN) | |||||
| 30-06 | 103 |  National Road Championships - Denmark U19 (CN) | |||||
| 28-06 | 37 | National Road Championships - Denmark TT U19 (CN) | |||||
 43. Internationale Cottbuser Junioren-Etappenfahrt 2018 (2.1) | |||||||
| 08-04 | DNF | Stage 3Dissen - Dissen (120.0km) | |||||
| 07-04 | 88 | Stage 2bCottbus - Cottbus (60.0km) | |||||
| 07-04 | 51 | Stage 2aDrachhausen - Drachhausen (11.0km) | |||||
| 06-04 | 92 | Stage 1Drebkau - Drebkau (77.0km) | |||||
| 14-01 | DNS | British National Championships Cyclo-Cross U19 (CN) | |||||