About Juan Gonzalo Capulong
Don Juan Macapagal, Datu of Arayat, was the great-grandson of the last ruling Lakandula (King) of Tondo, Don Carlos.The eldest son of Lakan Dula is Batang Dula who was married to the relative of the de Goiti, the founder of Manila. The marriage gave birth to three children, the eldest is David de Goiti Dula, next is Daba de Goiti Dula and the youngest is Dola de Goiti Dula. The Lacandola of Arayat came from one of the grandchildren of Lakan Dula of Tondo named Dola, who is from San Luis, Pampanga. When Dola married, she insisted to use the surname Lacandola for her children to maintain connection with his grandfather from Tondo and partly, to hide from Spanish authorities. She has nine children and one of them married a Spanish mestizo surnamed Reyes.Eventually, the Reyes - Lacandola was married into a Macapagal. Don Juan Macapagal was given the title Maestre de Campo General of the natives Arayat, Candaba and Apalit for his aid in suppressing the Kapampangan Revolt of 1660. He further aided the Spanish crown in suppressing the Pangasinan Revolt of Don Andres Malong in the same year, and the Ilocano Revolt of 1661. Don Juan Macapagal died in 1683. Don Juan Macapagal is a direct ancestor of Philippine Revolutionary General, Lazaro Macapagal and two former Philippine President Diosdado Macapagal and his daughter, former Philippine President Gloria Macapagal-Arroyo.
Source: http://en.wikipedia.org/wiki/Juan_Macapagal , retrieved August 20, 2013