2023–24 Sydney Sixers WBBL season

The 2023–24 Sydney Sixers Women's season is the ninth in the team's history. Coached by Charlotte Edwards and captained by Ellyse Perry. the Sixers finished the regular season of WBBL|08 in first position and set a new league record with eleven wins. They consequently qualified for their fifth Final appearance, returning to the knockout phase of the tournament for the first time since WBBL|04. In the championship decider, held at North Sydney Oval, the Sixers were defeated in an upset by the Adelaide Strikers.

Squad
Nicole Bolton (retired), Ange Reakes (retired), Sophie Ecclestone (injury), Stella Campbell (Scorchers) and Angela Genford from last year's squad miss out this year's squad. The 2023–24 season saw a players draft being held for the first time for Women's Big Bash League on 3 September 2023 for overseas players. Each club was able to sign up to three overseas players (not including replacement players).


 * Sydney Sixers picked Kiwi pacer Jess Kerr and South African all-rounder Chloe Tryon through draft while New Zealand's star all-rounder Suzie Bates was signed by direct nomination, skipping the draft.
 * Linsey Smith of England was picked as replacement player for Sophie Ecclestone.
 * Mathilda Carmichael, Gabby Sutcliffe and Kate Pelle are the new domestic players who signed with Sixers.