Year Each Country Legalized Same-Sex Marriage 🌈 1. 🇳🇱 Netherlands - 2001 2. 🇧🇪 Belgium - 2003 3. 🇨🇦 Canada - 2005 4. 🇪🇸 Spain - 2005 5. 🇿🇦 South Africa - 2006 6. 🇳🇴 Norway - 2009 7. 🇸🇪 Sweden - 2009 8. 🇦🇷 Argentina - 2010 9. 🇮🇸 Iceland - 2010 10. 🇵🇹 Portugal - 2010 11. 🇩🇰