Same-sex marriage in Argentina Same-sex marriage in Argentina Same-sex marriage in Argentina has been legal since July 22, 2010. Argentina was the first country in Latin America, the second in the Americas, and the second in the Southern Hemisphere to allow same-sex marriage nationwide. It was the tenth country worldwide to allow same-sex marriage. In the first decade of the 21st century, civil unions ( or "unión convivencial") were made legal in four jurisdictions in Argentina: the Autonomous City of Buenos Aires (2002), the province of Río Negro (2003), the city of Villa Carlos Paz (2007), and the city of Río Cuarto (2009). Civil
Same-sex marriage in accordance with law by two persons without distinction as to their sex". The proposal was approved with 62% of voters supporting same-sex marriage. On 29 August 2015, Irish President Michael D. Higgins signed the result of the May referendum into law, which made Ireland the first country in the world to approve same-sex marriage at a nationwide referendum. Same-sex marriage became formally legally recognised in Ireland on 16 November 2015. The Parliament approved a bill to legalise same-sex marriage on 18 June 2014. The law was published in the official gazette on 17 July and took effect on 1