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Welcome to San Isidro National High School Alumni Group website. Find your peers, plan your reunion or gathering and share the happiness to the world!

  • Find Your Peers

    We have searched through the deep oceans of web information to collect relevant pages and websites where you may find your Isidorean batchmates!

  • Blog

    Keep posted of the latest happenings in San Isidro National High School, its students and other current events.

  • Events

    Just had a reunion? Share your experience along with some cool photos and we'll feature it here! Take a look at some of our collections of alumni reunions!

    A collection of pages, websites, community on the internet related to San Isidro National High School. If you're looking for your batchmates or old crush (admit it) in SINHS, the following links below (no specific order) might help you find them!