Sophie Diana Schmidt (born 28 June 1988) is a Canadian professional soccer player who plays as a midfielder for National Women's Soccer League club Houston Dash and the Canadian national team, with whom she won a bronze medal at the London 2012 Olympics and the Rio 2016 Olympics. She previously played her club soccer for German club FFC Frankfurt and Sky Blue FC in the NWSL.
Schmidt was born in Winnipeg, Manitoba, to Elmer and Cornelia Schmidt. Her parents immigrated to Canada from Germany before she was born. They had also spent some time in Paraguay, along with her grandparents. She speaks German fluently and studied German in Portland. She attended W. J. Mouat Secondary School in Abbotsford, British Columbia and played for the Abbotsford Rush club team in 2004. She grew up in a Mennonite community and has described her faith as the most important thing to her.
Schmidt attended the University of Portland and played for the Portland Pilots from 2007 to 2009. She did not play during the 2006 season due to her Canadian national team commitments.