Rachel Trenaman (born 18 April 2001) is an Australian cricketer who plays for the New South Wales Breakers. She made her Breakers debut as a 15-year-old in late 2016 and was added to the Sydney Thunder squad for WBBL|03.
In early 2018, aged 16, she was appointed captain of Australia's 50-over side for an Under 19 tour of South Africa, during which she achieved scores of 122 and 91, and took three wickets.
In November 2018, she was named in Sydney Thunder's squad for the 2018–19 Women's Big Bash League season. In April 2019, Cricket Australia awarded her with a contract with the National Performance Squad ahead of the 2019–20 season.