First player to score a double century in a One-Day International
Who
Belinda Clarke
What
First first
Where
India (Mumbai)
When

First player to score a double century in a One-Day International is Belinda Clarke (Australia) in a World Cup match against Denmark in Mumbai, India, on 16 December 1997.

By the end of the match Clarke remained not out scoring a total of 229 runs off 155 balls scoring 22 4's.