On 17 December 2019, Sherrock became the first woman to beat a man at the PDC World Championships, beating Ted Evetts 3–2 in the first round at the 2020 World Championship. She followed this up with a 3–1 win over 11th seed Mensur Suljović in the second round, before losing to 22nd seed Chris Dobey 4–2 in the third round.