The 1955 Formula One season was the 6th of the championship. The champion was Juan Manuel Fangio in a close battle.
| Key Colour | Result | Gold | Winner | Silver | 2nd place | Bronze | 3rd place | Green | Points finish | Blue | Non-points finish | Non-classified finish (NC) | Purple | Did not finish (Ret) | Red | Did not qualify (DNQ) | Did not pre-qualify (DNPQ) | Black | Disqualified (DSQ) | White | Did not start (DNS) | Race cancelled (C) | Light blue | Practiced only (PO) | Friday test driver (TD) (starting in 2003) | Blank | Did not practice (DNP) | Excluded (EX) | Did not arrive (DNA) | Withdrew entry before the event (WD) | |
- * Fastest lap (1 point awarded)
- † Position shared between more drivers of the same car
- Only the best 5 results counted towards the Championship. Numbers without parentheses are Championship points; numbers in parentheses are total points scored.
Other Formula One races also held in 1955, which did not count towards the World Championship.