Swansea duo Jordan and Andre Ayew were in the stands as they watch their senior brother Rahim win the cup.
Rahim Ayew played the entire duration as he helped his side win 2-1 over Mons Calpe to defend the title.
The three Ayew brothers come from a football family and their father is three times African Footballer of the Year Abedi Ayew Pele.
Jordan and Andre Ayew will play in the English Championship next season after their club Swansea City were relegated from the English Premier League.
FC Europa have qualified for the Preliminary round of the UEFA Europa League.
Rahim, 30, played for Nania FC, Eleven Wise and Asante Kotoko all in Ghana.
Rahim Ayew represented Ghana at the 2010 World Cup.