Sinclair was the leading scorer at the 2012 Summer Olympics. In 2002, she was awarded the Golden Boot for most goals scored and the Golden Ball as the best player at the FIFA U-19 Women's World Championship. She was named Canadian Player of the Year 14 times: in 2000, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2016, and 2018, and nominated for FIFA World Player of the Year seven times in 2005, 2006, 2007, 2008, 2010, 2012, and 2016.