Cape Verde Castro was born and raised in the island of St. Vincent, Cape Verde. At 18 years old he moved to Portugal and started kickboxing training, making his official fighting debut only 6 months after.
Castro is a Spanish word that refers to one who lived at, or near, a castle or fortress. This surname was included in the alphabetical catalog accompanying the Claveria Decree of 1849, requiring Filipinos to "select" new last names. Find more surnames at the master project page, Families of the Philippines.