- Who
- Tokyo 2020
- What
- 339 total number
- Where
- Japan (Tokyo)
The most events featured at an Olympic Games is 339, achieved by Tokyo 2020, between 23 July and 8th August 2021, in Tokyo, Japan.
Tokyo 2020 was the largest Olympic Games by number of events, beating Rio's 306 by a staggering 33 events! It also hosted 33 sports, which was 5 more than the previous Game!