ITV said its UK broadcast of Oprah With Meghan And Harry was watched by a peak audience of 12.4 million viewers on Monday night.
The broadcast was viewed by more than half of people watching television across the UK at that time, it said.
It had an average audience of 11.1 million and 54% share between 9pm and 11pm.
“This was ITV’s biggest peak audience since the 2019 Rugby World Cup Final and the biggest on any channel (outside government, pandemic-related announcements) since the Strictly Come Dancing final on BBC One in December,” ITV said.
Commenting on a tweet from Variety, Matt Williams wrote: “Over 11 million people watched the Oprah iv with Meghan and Harry on @ITV last night. There was a peak of over 12 million.”
