Autumn Mills (born July 24, 1988) is a former competitor with the York Lions women's ice hockey program.

She is a member of the Canada women's national baseball team which won a silver medal at the 2015 Pan American Games.

After the 2010–11 season, Mills was the Ontario University Athletics (OUA) nominee for the 2011 Canadian Interuniversity Sport (CIS) Marion Hillard Award.

At the 2012 Women's Baseball World Cup, Mills got the save in the bronze medal game victory over Australia in Edmonton, Alberta.

During 2015, she was one of three women (including teammate Ashley Stephenson that served as instructors at the Toronto Blue Jays Baseball Academy.