Debutants
Carlos Alberto Silva Marta is the youngest debutant in Tour de France in 1984. There are 42 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | MARTA Carlos Alberto Silva | Sporting - Raposeira | 21y + 90d |
| 2 | RÜTTIMANN Niki | La Vie Claire - Terraillon | 21y + 316d |
| 3 | MADIOT Yvon | Renault - Elf | 22y + 8d |
| 4 | FERREIRA Paulo José dos Santos | Sporting - Raposeira | 22y + 49d |
| 5 | BARTEAU Vincent | Renault - Elf | 22y + 103d |
| 6 | SOMERS Marc | Europ Decor - Boule d'Or | 23y + 1d |
| 7 | LEMOND Greg | Renault - Elf | 23y + 3d |
| 8 | GUIMARÃES José | Sporting - Raposeira | 23y + 7d |
| 9 | CÁRDENAS Manuel | Varta - Colombia | 23y + 8d |
| 10 | GARNIER Jean-Luc | Coop - Hoonved - Rossin | 23y + 38d |
| 11 | HERRERA Luis Alberto | Varta - Colombia | 23y + 56d |
| 12 | CORREIA Eduardo | Sporting - Raposeira | 23y + 129d |
| 13 | MAS Gilles | Skil - Reydel - Sem | 23y + 176d |
| 14 | HANEGRAAF Jacques | Kwantum Hallen - Decosol | 23y + 198d |
| 15 | SIMON Jérôme | La Redoute | 23y + 207d |
| 16 | FREBERT Yvan | Système U | 23y + 223d |
| 17 | RAMIREZ Martin Alonso | Système U | 23y + 234d |
| 18 | ZEFERINO Manuel | Sporting - Raposeira | 23y + 342d |
| 19 | ECHAVE Federico | Teka | 23y + 345d |
| 20 | RODRIGUEZ José Francisco | Splendor - Mondial Moquette - Marc | 24y + 24d |
| 21 | YATES Sean | Peugeot - Shell - Michelin | 24y + 42d |
| 22 | PEIPER Allan | Peugeot - Shell - Michelin | 24y + 95d |
| 23 | PERINI Giancarlo | Carrera - Inoxpran | 24y + 210d |
| 24 | ZIMMERMANN Urs | Cilo - Aufina | 24y + 213d |
| 25 | SERGEANT Marc | Europ Decor - Boule d'Or | 24y + 318d |
| 26 | AGUDELO José Antonio | Varta - Colombia | 24y + 327d |
| 27 | CORREDOR Israel | Varta - Colombia | 24y + 340d |
| 28 | CHARREARD Michel | Sporting - Raposeira | 24y + 355d |
| 29 | VICHOT Frédéric | Skil - Reydel - Sem | 25y + 59d |
| 30 | CASTAING Francis | Peugeot - Shell - Michelin | 25y + 68d |
| 31 | BONDUE Alain | La Redoute | 25y + 82d |
| 32 | GOVAERTS Luc | Europ Decor - Boule d'Or | 25y + 156d |
| 33 | DITHURBIDE Alain | Sporting - Raposeira | 25y + 163d |
| 34 | MUÑOZ Pedro | Teka | 25y + 236d |
| 35 | SIMON Régis | La Redoute | 26y + 102d |
| 36 | BAGOT Jean-Claude | Skil - Reydel - Sem | 26y + 112d |
| 37 | VISENTINI Roberto | Carrera - Inoxpran | 27y + 27d |
| 38 | ACEVEDO Rafael Antonio | Varta - Colombia | 27y + 56d |
| 39 | LOAYZA Herman | Varta - Colombia | 28y + 76d |
| 40 | FERREIRA Benedito | Sporting - Raposeira | 28y + 122d |
| 41 | WILCHES Pablo Emilio | Splendor - Mondial Moquette - Marc | 28y + 352d |
| 42 | LANG Czesław | Carrera - Inoxpran | 29y + 43d |