Gouverneur played for The Herons, Terrasvogels, Nuoro and since 2007 for Gryphons. She plays as a shortstop and first baseman, while she bats and throws right-handed. She competes for the Dutch national team since 1995. In 2000 and 2001 she was named MVP in the Dutch Softball Hoofdklasse; in 2005 she was the best batter in the league. She is part of the Dutch team for the 2008 Summer Olympics in Beijing.