It's been one of the most remarkable F1 seasons ever. One of the best title battles of all time came down to the final lap of the final race -- and not without enormous controversy.
Over such a long season, which featured six different drivers and four different teams claiming a race victory, it was a year of big breakouts across the grid.
While fans are still debating whether Max Verstappen or Lewis Hamilton deserved the 2021 crown more, there were a number of drivers behind the championship fight who had standout campaigns.
Here's our top ten for the season.