Sarah Beth Grey (born 10 August 1995; formerly known as Sarah Beth Askew) is a British tennis player who specializes in doubles. She has a career-high WTA doubles ranking of world No. 128, achieved on 5 August 2024. She also has a best singles ranking of No. 277, achieved on 1 August 2022. In her career, Grey has won one singles title and 26 doubles titles on the ITF Circuit.
She made her WTA Tour main-draw debut at the 2019 Dubai Tennis Championships, after receiving a wildcard into the doubles event, partnering Eden Silva. Grey made her singles WTA Tour debut as a qualifier at the 2021 Nottingham Open, losing in the first round to Leonie Küng.