Rachel Riley, 31, is the number one British celebrity UK men most like to think about during intimate moments.
New research reveals that men think of the Oxford graduate more than other British female celebrities in their fantasies.
The study off 2,000 UK adults found that fantasising about a celebrity is more popular with men than women.
While 21 per cent of men think about famous people for sexual gratification, only 11 per cent of women fantasise do.Related articles
GETTYRachel Riley of Countdown tops list of celebrities in UK men’s sex fantasies
Presenters topped the list for British men over all.
After Rachel Riley they listed This Morning favourite Holly Willoughby, former Big Breakfast presenter Kelly Brook and Love Island’s Caroline Flack.
As for celebrities from overseas, Scarlett Johansson and Jennifer Lawrence were the most popular.
The research, carried out by TENGA, found women who fantasied about male celebrities proffered to think of British actor Tom Hardy and Captain America star Chris Evans.