Most watched movie trailer (official)
- Who
- Marvel Studios' Avengers: Infinity War Trailer (Official)
- What
- 170,206,979 view(s)
- Where
- Not Applicable
- When
- 24 April 2018
The most viewed movie trailer is for Marvel Studios' Avengers: Infinity War (USA) – scheduled for release in late April 2018. Published on YouTube on 29 November 2017, the trailer had been watched 170,206,979 times as of 24 April 2018.
The next most viewed movie trailer was for the previous record holder, Star Wars VII: The Force Awakens (USA, 2015), with 101,387,836 views as of the same date.