Clews turned professional in 2017 and joined the
LET Access Series in 2018, sharing her time between LETAS and the
Ladies European Tour in 2019. She won her maiden professional title in the 2021
Rose Ladies Series. Clews was runner-up at the 2021
Lavaux Ladies Open in Switzerland after losing a playoff to Gabriele Macdonald. In 2023, she was runner-up at the
Czech Ladies Challenge, before winning the
Smørum Ladies Open in a playoff. She successfully defended her title at Smørum in 2024, and recorded her best LET finish of the year at the
Dormy Open Helsingborg, with a tie for 17th. In 2025, she secured her third LETAS title at the
Allegria Stegersbach Ladies Open in Austria, and lost a playoff at the
Czech Ladies Challenge three weeks later. ==Amateur wins==