The joke referred to leaked emails from 2017, where Sir David Beckham allegedly used the expletive to describe the honours committee after not receiving a knighthood in 2013.
Viewers expressed their disapproval on social media, with some labelling the language as 'really offensive' and questioning the BBC's decision not to edit it out.
Ryan responded to the backlash on Instagram by sharing a screengrab of an article about the 'uproar' and quipping, 'And that was just my intro!'
Sir David Beckham recently received his knighthood in the King's Birthday Honours, describing the occasion at Windsor Castle as his 'proudest moment'.