Katie Leigh Zelem is an English professional footballer who plays as a midfielder for National Women's Soccer League club Angel City and the England women's national team. Zelem previously played for Liverpool where she twice won the WSL in 2013 and 2014, as well as Italian side Juventus, winning Serie A in the 2017-2018 season with the club. She then joined Manchester United, the club she came through the academy of to win the Women's Championship in their inaugural 2018-2019 season and later captained the team to an FA Cup title in 2024.