Bay Football Club is an American professional women's soccer team based in the San Francisco Bay Area of California. They began play in the National Women's Soccer League (NWSL) as an expansion team in the 2024 season. Their home stadium is PayPal Park in San Jose, California, a soccer-specific stadium with 18,000 seats that is also home to the San Jose Earthquakes of Major League Soccer (MLS).

The National Women's Soccer League (NWSL) is a professional women's soccer league at the top of the United States league system. Headquartered in New York City, it is owned by the teams and, until 2020, was under a management contract with the United States Soccer Federation.