Ashley Kratzer (born February 8, 1999) is an American tennis player. She has a career-high singles ranking by the WTA of 200, and a best doubles ranking of world No. 317.
In 2017, Kratzer won the USTA National Girls' Championships, securing a wildcard in the main draw of the 2017 US Open.
Kratzer served a four-year ban from 2020 to 2024 for an anti-doping rule violation after testing positive for the growth hormone GHRP-6. Her appeal to the Court of Arbitration for Sport was dismissed in June 2021.