2018 Supersport 300 World Championship
The 2018 Supersport 300 World Championship was the second season of the Supersport 300 World Championship of motorcycle racing.
The season was won by Ana Carrasco who became the first female rider in history to win a World Championship in solo motorcycle road racing.
Entry list
Championship standings
Points were awarded as follows:| Position | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | 11th | 12th | 13th | 14th | 15th |
| Points | 25 | 20 | 16 | 13 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
Riders' championship
| Rider | Bike | ARA |