The 6.5 Metre was a sailing event on the Sailing at the 1920 Summer Olympics program in Ostend.

6 sailors, on 2 boats, from 2 nation entered.

The 1920 Olympic scoring system was used.

Legend: CAN – Race cancelled; During the Sailing regattas at the 1920 Summer Olympics among others the following persons were competing in the various classes: "Antwerp 1920".

International Olympic Committee.