What is the religion of Henry sy sr?

He is a Catholic Christian

In an Interview by Wilson Lee Flores Published in The Philippine Star

entitled Why Henry Sy believes the Philippines is not hopeless

a question that goes like this was asked:

Your SM Cinemas do not allow R-18 or For Adults Only movies, including The Da Vinci Code. Are you a Catholic or is it just your wife?

HENRY SY: I am Catholic, but yes, it's my wife Felicidad Tan Sy who is the most devout among us in the family. She devotes almost all her time and money to the Catholic Church.