From the seventies in the XX century industrial societies from the European Union, North America, Australia and come Latin American countries continue defining with difficulty the “place” that relationships among persons from the same sex have in the regulation around the family and marriage. Recent experience about the recognition to the right to marriage under different legal figures -civil union in Uruguay, marriage in Argentina and the Federal District of Mexico and widening of the regime of the facto unions in Colombiaconstitute the scenarios to make a reading about the sexual and reproductive rights of homosexuals, focusing on the discussion about marriage and coupling as social and historic constructions and as a consequence, subject to revision by the society and the State.