Cristiano Dos Santos, the older son of the five -time winner of the Ballon d’Or Cristiano Ronaldo, was called for the first time to the Under 15 team of Portugal.
Tuesday was called by Portugal.
The 14-year-old boy, who, like his father, plays for Al-Nassr in Saudi Arabia, has also had spells with the former clubs in Ronaldo Manchester United and Juventus.
Selecao Under 15 will face Japan, Greece and England at the Vlatko Markovic youth tournament in Croatia between 13 and 18 May.
Ronaldo, top scorer of all time of Real Madrid and still a Portugal international at 40, has five children.
The attacker won Euro 2016 with his country, helping them to lift their first large trophy, although he came out of evil at the beginning of the final against France.