Most-watched Olympics telecasts of 2021
Nielsen average audience, one figure per telecast; a final or revised figure replaces a preliminary one. Composites, peaks, reach and self-reported figures do not chart.
5
eligible telecasts
updated 2026-09-15
Most-watched Olympics telecasts of 2021
1
Tokyo 2020 Olympics — Prime time
20,000,000
2
Tokyo 2020 Olympics — Opening Ceremony
17,000,000
3
Tokyo 2020 Olympics — Closing Ceremony
8,810,000
4
Tokyo 2020 Olympics — Prime time
8,450,000
5
Tokyo 2020 Olympics — Prime time
4,400,000
5 eligible telecasts · computed 2026-09-15 11:00 UTC