With the recent ruling of the United States of America on same-sex marriage, there are now 24 countries in the world where same-sex marriage is considered legal nationwide.
| COUNTRY | YEAR LEGALIZED |
| The Netherlands | 2000 |
| Belgium | 2003 |
| Canada | 2005 |
| Spain | 2005 |
| South Africa | 2006 |
| Norway | 2009 |
| Sweden | 2009 |
| Argentina | 2010 |
| Iceland | 2010 |
| Portugal | 2010 |
| Brazil | 2013 |
| England (UK) | 2013 |
| France | 2013 |
| French Guiana | 2013 |
| New Zealand | 2013 |
| Uruguay | 2013 |
| Wales (UK) | 2013 |
| Luxembourg | 2014 |
| Scotland (UK) | 2014 |
| Finland | 2015 |
| Greenland | 2015 |
| Ireland | 2015 |
| Mexico* | 2015 |
| United States of America | 2015 |
* legal in some jurisdictions.
source: pewforum.org