Ontario High School Ontario, CA Alumni

What is this site?

  • Ontario High School Messages Send messages to alumni
  • Ontario High School Alumni View OHS Alumni Profiles
  • Ontario High School Memories Share your memories
  • Ontario High School Photos Share photos with others
  • Ontario High School Alumni Discuss past activities

Click on the Yearbooks below to view a copy Online at Classmates.com®. If you don't see your class's yearbook, check out our yearbook page.

  • 1969 Ontario High School Yearbook
  • 1970 Ontario High School Yearbook
  • 1971 Ontario High School Yearbook

Famous Alumni

There are currently no Ontario Ontario, CA notable alumni listed. Be the first to add an OHS famous alumni.


If you know someone who graduated from OHS in Ontario, CA that has passed away, you can create a memorial for them.

There are currently no memorials for Ontario Ontario, CA alumni.


The alumni of Ontario High in Ontario, California are encouraged to use this site to relive their time in high school by sharing with former students and teachers of Ontario High School. You can share memories of those activities that you were involved with at Ontario HS and you can view other alumni and read what other former students have posted about the time they spent at Ontario. Ontario High School alumni can relive their experiences from high school by sharing memories and pictures, reconnecting with those alumni listed, and more.


Latest Updates from Ontario High School Alumni

Blanca Ramirez has someone searching for them.
Evan Sauve has someone searching for them.
Peter Bethke has someone searching for them.
Michael Coughlan has someone searching for them.
Plus many more
Most recent: Yesterday
Terry Ontario High Edwards updated their profile. 17 days ago
Haus Rodriguez Jr Boss registered as a OHS Class of 2001 alumni.
Haus Rodriguez Jr Boss added photos to their personal photo gallery.
Haus Rodriguez Jr Boss updated his profile picture.
Most recent: April
Louise Potter registered as a OHS alumni.
Louise Potter added photos to their personal photo gallery.
Louise Potter updated her profile picture.
Most recent: October