Jay Hilda Aston (born 4 May 1961 in Purley, Surrey) is an English singer and occasional songwriter. She was an original member of Bucks Fizz, from 1981 to 1985. She was the youngest member of the group's original line-up, aged 19 when they won the 1981 Eurovision song Contest. While Aston was a member, the group had 12 of their 13 UK top 40 hit singles, including three number one hits. Since 2009, she has performed alongside fellow original Bucks Fizz members Cheryl Baker and Mike Nolan. 

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Aston came from a theatrical family. Her father was a comedian, her mother a former dancer before she became her husband's straight man. They also performed as acrobats. Her brother, Lance, had performed at the Eurovision Song Contest in 1980 with the band Prima Donna.

Aston herself trained as a dancer, singer and actress at the Italia Conti School of Speech and Drama and performed on stage many times in her teens, mainly as a dancer. Jay Aston was named "Miss Purley" in 1978 and competed in the subsequent Miss England contest.

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The interval act at the televised Miss England 1978 competition was the group Co-Co who had just been selected to represent Britain in the Eurovision Song Contest 1978 and featured Cheryl Baker in the line-up.

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Aston was one of the four original members of Bucks Fizz when they were formed in 1981 to compete in the Eurovision Song Contest that year. . Aston designed many of the group's stage outfits. Jay left Bucks Fizz in 1985 and over the next few years wrote and released many songs as a solo artist and also with her group, Aston.

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In 2001 she set up a performing arts school in her name, The Jay Aston Theatre Arts School, teaching children aged 2–17. The school still runs today.

 

In 2004, Bucks Fizz members Cheryl Baker, Mike Nolan and Shelley Preston reunited to form The Original Bucks Fizz and performed in concert throughout the UK. In April 2009, Preston announced that she was leaving the group and Aston agreed to join – the first time she has been a part of Bucks Fizz since 1985. 

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Due to a legal dispute in 2011, the group renamed themselves Cheryl, Mike and Jay, formerly of Bucks Fizz. with the addition of Bobby McVay.

They eventually re-branded as "The Fizz" and released their first album, produced by Mike Stock, in 2017. The album became a top 30 hit reaching #25 in the UK.

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In 2018 Jay was diagnosed with mouth cancer. She laid down vocals for The Fizz Christmas album before she underwent surgery as there was a chance she would never be able to sing again. Following Aston's brief departure following her surgery, Baker and Nolan performed as a duo, assisted by backing singers Lance Ellington and Zoe Nicholas. Thankfully Jay made a strong recovery and re-joined The Fizz to continue recording their third studio album in as many years.

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