Debutants
Joseph Mathy is the youngest debutant in GP Dulieu in 1964. There are 6 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | MATHY Joseph | Peugeot - BP - Englebert | 19y + 306d |
| 2 | WRIGHT Michael | Wiel's - Groene Leeuw | 23y + 14d |
| 3 | JONGEN Constant | Flandria - Romeo | 24y + 58d |
| 4 | HEUVELMANS René | Flandria - Romeo | 24y + 257d |
| 5 | DE CONINCK Roger | Libertas | 24y + 274d |
| 6 | DE WIT Jos | Pelforth - Sauvage - Lejeune | 25y + 40d |