Who can adopt a child in Portugal:
Two persons who are married to one another (and not judicially separated from persons and property or de facto) or have been living together for more than four years, if both are over 25 years of age.
A person - if you are over 30 or older than 25 years if the adoptee is the child of the spouse.
From the age of 60 - can only be adopted if the child or young person has been entrusted to him or her before the age of 60 or is the child of the spouse.
The age difference between adopter and adopter should not exceed 50 years (except in special situations).