The glamorous star took to her Instagram Stories, where she posted a photo of herself wearing a striking red T-shirt with a Wales logo on the front, in honour of the France v Scotland Six Nations rugby match on Friday.
Although Wales isn’t playing, it’s a crucial game for the team because France losing or scoring a draw could propel them to victory.
Carol captioned the photo: "Getting ready for Friday's big game."
WATCH: Carol Vorderman wears beautiful sparkly outfit as she pays tribute to Captain Sir Tom Moore
She beamed with delight and her long hair flowed in loose waves past her shoulders.
The 61-year-old also added a filter which added sparkles and hearts to the image, expressing her pride for her home team.
The glamorous brunette shared the new photo to Instagram
The maths whiz hasn't only been watching sport during lockdown, however – she's also been keeping fit herself.
The star modelled a black Wales shirt on Sunday, which she showed off before setting off on a lengthy walk, another type of exercise she enjoys.
In the stunning selfie, the presenter and author could be seen smiling at the camera, teaming the body-con top with navy leggings.
Carol's a big supporter of her home team
She captioned the image: "Think I'm on for a long walk today."
A few days previously, Carol had proudly displayed her newly developed arm muscles, flexing so they could be seen through her clothing.
"News just in I've found a bicep," she wrote.
The former Countdown star's cardio and weightlifting sessions have clearly left her feeling body confident as a couple of weeks ago, she wore one of her most daring looks to date, donning a fabulous figure-hugging leather catsuit for her appearance on BBC One's Six Nations Sin Bin.
Like this story? Sign up to our newsletter to get other stories like this delivered straight to your inbox.