Stephenson is a baseball player and member of Team Canada who also played collegiate hockey for the Laurier Golden Hawks. While playing hockey for Laurier her team won OUA championships in 2002, 2004, 2005 and 2006 as well as the CIS Championship in 2005 when she was named MVP. She was a CIS first team all-star in 2006 and inducted to the Golden Hawks Hall of Fame in 2011. Stephenson is a veteran of the women’s national baseball team, having appeared in every IBAF World Cup since its inception in 2004. She has won a silver medal in 2008 when she was named tournament all-star, silver in 2015 at the Pan Am Games and silver at the World Cup in 2016. The team also won Bronze medals in 2004, 2006, 2012 and 2018. Stephenson was honoured as national team MVP in 2005 and 2008. She currently plays in the Toronto Baseball Association and lives in Burlington where she is a Physical Education teacher at Dr. Frank J. Hayden School where she coaches Field Hockey, Boys Hockey and Boys Baseball. In 2019 Stephenson along with teammate and fellow Burlingtonian Kate Psota announced their retirement leaving as the two most decorated female baseball athletes.