Sinclair has won four professional championships with three teams: the 2010 WPS Championship with FC Gold Pride, the 2011 WPS Championship with Western New York Flash, and the 2013 and 2017 NWSL Championships with Portland Thorns FC. She won the national collegiate championships twice with the University of Portland Pilots: in 2002 and 2005. She was named WPS Player of the Week three times: once in 2010 and twice in 2011. In 2011, she was named MVP of the WPS Championship Final. With the Canadian national team, she has won the 2010 CONCACAF Women's Gold Cup, a gold medal at the 2011 Pan American Games, a bronze medal at the 2012 Olympic Games, and a bronze medal at the 2016 Olympic Games. In 2002, she won silver with the Canadian team at the 2002 FIFA U-19 Women's World Championship.