Rachel Annabelle Riley is an English television presenter who currently co-presents the Channel 4 daytime puzzle show Countdown and its comedy spin-off 8 Out of 10 Cats Does Countdown.
- Born: 11 January 1986 (age 32 years), Rochford, United Kingdom
- Height: 1.7 m
- Spouse: Jamie Gilbert (m. 2012–2013)
- Partner: Pasha Kovalev (2014–)
- Siblings: Alex Riley