Rachel Mae Arnold (born 16 April 1996) is a Malaysian squash player who represents Malaysia women's national squash team. She is the younger sister of fellow Malaysian squash player Delia Arnold.
Rachel started her international squash career in 2016, and reached the world ranking of 64 by the end of 2016. She reached her career best world ratings in December 2017 after winning the Malaysian Open Squash Championships singles in May 2017. Rachel Arnold also won the women's singles at the SEA Games Championship in 2017. Rachel also competed at the 2014 Commonwealth Games. Currently ranked 43rd in the world, based on PSA rank.
In 2022, she won a bronze at the 2022 Women's World Team Squash Championships.