Spain is among the five countries in the world with the highest levels of social acceptance of LGBTIQ+ people and rights, and was the third country in the world to legalize same-sex marriages, in 2005. In 2019, 3.1% of marriages were between same-sex couples (INE 2020). In this context, it would seem consistent that sexual orientation should not determine wage inequalities. But is this really so? What is the relationship between sexual orientation and wages?