Debutants
Joey McLoughlin is the youngest debutant in World Championships in 1985. There are 62 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | MCLOUGHLIN Joey | Great Britain | 20y + 272d |
| 2 | CASTILLO Juan Carlos | Colombia | 21y + 13d |
| 3 | BELTRAN Ruben Dario | Colombia | 21y + 61d |
| 4 | ERIKSEN Kim | Denmark | 21y + 203d |
| 5 | CROWE Michael | Australia | 22y + 74d |
| 6 | GASTÓN Iñaki | Spain | 22y + 99d |
| 7 | MATT Rigobert | Germany | 22y + 114d |
| 8 | BLANCO Jesús | Spain | 22y + 159d |
| 9 | MOTTET Charly | France | 22y + 259d |
| 10 | WINTERBERG Guido | Switzerland | 22y + 317d |
| 11 | GÖLZ Rolf | Germany | 22y + 336d |
| 12 | WISS Benno | Switzerland | 23y + 50d |
| 13 | EARLEY Martin | Ireland | 23y + 78d |
| 14 | BERNARD Jean-François | France | 23y + 122d |
| 15 | HAMPSTEN Andrew | United States | 23y + 147d |
| 16 | VAN VLIET Teun | Netherlands | 23y + 163d |
| 17 | RUÍZ CABESTANY Pello | Spain | 23y + 168d |
| 18 | IMBODEN Heinz | Switzerland | 23y + 240d |
| 19 | FOREST Robert | France | 23y + 287d |
| 20 | CARMICHAEL Chris | United States | 23y + 312d |
| 21 | VERHOEVEN Nico | Netherlands | 23y + 334d |
| 22 | ELLIOTT Malcolm | Great Britain | 24y + 62d |
| 23 | BRADLEY Jeff | United States | 24y + 95d |
| 24 | WHORTON Chris | Great Britain | 24y + 116d |
| 25 | VAN LANCKER Eric | Belgium | 24y + 124d |
| 26 | MULLER Jörg | Switzerland | 24y + 221d |
| 27 | JARAMILLO Carlos Mario | Colombia | 24y + 228d |
| 28 | CASSANI Davide | Italy | 24y + 243d |
| 29 | PAWAR Suryakant | India | 24y + 243d |
| 30 | RAMIREZ Martin Alonso | Colombia | 24y + 297d |
| 31 | BRUGGMANN Jürg | Switzerland | 24y + 335d |
| 32 | CAPTAIN Ashok | India | 24y + 362d |
| 33 | CABRERA Samuel | Colombia | 25y + 17d |
| 34 | ROLL Bob | United States | 25y + 56d |
| 35 | KIEFEL Ron | United States | 25y + 143d |
| 36 | CORREDOR Edgar | Colombia | 25y + 189d |
| 37 | BOHÓRQUEZ Argemiro | Colombia | 25y + 217d |
| 38 | DE KEULENAER Ludo | Belgium | 25y + 228d |
| 39 | ZIMMERMANN Urs | Switzerland | 25y + 276d |
| 40 | GOLDSCHAGG Christian | Germany | 25y + 300d |
| 41 | MICHELY Claude | Luxembourg | 25y + 328d |
| 42 | PEDERSEN Jørgen Vagn | Denmark | 25y + 328d |
| 43 | AGUDELO José Antonio | Colombia | 26y + 25d |
| 44 | PHINNEY Davis | United States | 26y + 53d |
| 45 | VICHOT Frédéric | France | 26y + 123d |
| 46 | LIECKENS Jozef | Belgium | 26y + 159d |
| 47 | MATTHIJS Rudy | Belgium | 26y + 182d |
| 48 | DUCROT Maarten | Netherlands | 27y + 146d |
| 49 | SCHULER Tom | United States | 28y + 277d |
| 50 | MCCORMACK Alan | Ireland | 29y + 14d |
| 51 | PINO Álvaro | Spain | 29y + 15d |
| 52 | WYNANTS Ludwig | Belgium | 29y + 59d |
| 53 | MANTOVANI Giovanni | Italy | 30y + 208d |
| 54 | POZZI Alessandro | Italy | 30y + 251d |
| 55 | BAZZO Pierre | France | 31y + 227d |
| 56 | ALLAN David | Australia | 34y + 243d |
| 57 | SHROFF Zubin | India | |
| 58 | PUNMIYA Vinod | India | |
| 59 | BHATKAR Milind | India | |
| 60 | BHATENA Homi | India | |
| 61 | ANIL Sinnarkar | India | |
| 62 | STEPHENS Artan | Australia |