Alex Jones is a Welsh television presenter, best known for co-presenting the The One Show. Her first presenting job was for BBC Choice, and she then joined S4C as a presenter on the singing programme Cân i Gymru (A Song for Wales). She developed a speciality presenting Welsh-language children's programmes on S4C, including Hip neu Sgip? and Salon, alongside occasional appearances on mainstream British television, including Channel 4's RI:SE.
She has also presented Tumble, Close Calls: On Camera and Shop Well for Less?. She has made numerous guest appearances on TV including Alan Carr: Chatty Man, Pointless Celebrities, Epic Win, Loose Women, Would I Lie to You?, 12 Again, Let's Do Lunch with Gino & Mel, Room 101, 8 Out of 10 Cats, What's Cooking?, The Apprentice: You're Fired!, That Puppet Game Show, I Love My Country, The Sarah Millican Television Programme, The Chase: Celebrity Special, The Michael McIntyre Chat Show, W1A, The Box, Michael McIntyre's Big Show, and Richard Osman’s House of Games. She competed in the ninth series of Strictly Come Dancing.
Her involvement with charities includes participating in the Sport Relief appeal (2014) by being dragged up the 1,200 ft Moonlight Buttress in Zion National Park, Utah in the US. Coverage of the challenge was shown on The One Show. She later sailed 1,000 miles from Belfast to London with five other celebrities for her second challenge for Sport Relief.