2018 Supersport 300 World Championship

2018 Supersport 300 World Championship
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Support series:
Superbike World Championship
Supersport World Championship
European Superstock 1000 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.