Welcome to the official website of the International Optimist Dinghy Association

Featured events

Royal Varuna Yacht Club Thailand
Yacht Club Port Bourgas Bulgaria
Royal Hong Kong Yacht Club Hong Kong


IODA Handbook Nov 2016 rev 04/25/17
Download (500Kb)
Optimist Class Rules 2017
Download (615Kb)
IODA Measurement Manual
Download (104Kb)
Know the National Country Associations


Foother photo 1
Foother photo 2
Foother photo 3
What's an optimist
Bid for an IODA event

Sailing and beyond

Photo book


IODA events