Schopman was first selected for the Dutch national squad in 2001. Schopman was a member of the Dutch squad that won the silver medal at the 2004 Summer Olympics in Athens, after losing to Germany in the final . She scored one of the penalties in the semi-finals against Argentina in the semi-finals. She was also part of the Dutch squad that became World Champion at the 2006 Women's Hockey World Cup in Madrid and which won the 2007 Champions Trophy. She was part of the 2007 squad that was featured in the documentary 'Goud' by Niek Koppen, about their preparation for the 2007 Women's EuroHockey Nations Championship. At the 2008 Summer Olympics in Beijing she won an olympic gold medal with the Dutch national team beating China in the final 2–0. She was the captain of the Dutch national squad during the 2010 World Cup in Rosario, where they won the silver medal after losing to Argentina 1-3 in the final.