Ontario High School Alumni

Ontario, Oregon (OR)

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Ontario High School OR Alumni

Home Of The Tigers!

Welcome! Register as an alumni from Ontario High School and reunite with 1,676 classmates and old friends. Share your memories by posting photos or stories, or find out about your next class reunion!

Find Classmates in Your Graduating Class

Military Alumni

Military High School Alumni

Honoring Our Heroes

This area is dedicated to our alumni that have served or are serving in our armed forces!

Classmates Spotlight

Ontario High School Classmates

Martha Hannon
Class of '68

Ontario High School Class Reunions

FREE CLASS REUNION WEBSITES!

Post your Ontario High School class reunion information here and receive a free reunion planning website with the reunion tools you need for the perfect class reunion.

Alumni Stories

High School Alumni Stores

Read and submit stories about our classmates from Ontario High School, post achievements and news about our alumni, and post photos of our fellow Tigers.

School News

Do you have any news to share? Keep our classmates informed on news and current events! Please post all reunion information in the reunion area.