The 2021 Big Ten women's soccer tournament was the postseason women's soccer tournament for the Big Ten Conference for the 2021 season held from October 31 to November 7, 2021. The seven-match tournament took place at the home side of the higher seeded team and teams were seeded based on regular season conference play. Michigan won the title by defeating Rutgers 1–0 in the final. As the tournament champion, Michigan earned the Big Ten Conference's automatic berth into the 2021 NCAA Division I Women's Soccer Tournament. This was the third overall title for Michigan and first for head coach Jennifer Klein.