She had been with the team since 2018
Female pioneer Katie Sowers leaving 49ers coaching staff
Katie Sowers: NFL trailblazer and first female Super Bowl coach to leave San Francisco 49ers, NFL News
Planting seeds: Women look to grow ranks as NFL coaches
49ers' pioneering coach Katie Sowers won't return to team in 2021: 'I loved my time here
Female pioneer Katie Sowers leaving 49ers coaching staff
49ers' assistant coach Katie Sowers becomes first openly LGBT NFL coach
Former 49ers assistant coach Katie Sowers announces she will join Chiefs staff during camp
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San Francisco 49ers' Katie Sowers will become the first female to coach in a Super Bowl
One 49ers intern will serve as team's first female coach