O'fallon High School Alumni

O'fallon, Illinois (IL)

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!

Lost Class Rings

Have you lost your O'fallon High School class ring? Have you found someone's class ring? Visit our Panthers lost class ring page to search for your class ring or post information about a found ring.

In Memory Of

Deanne Duchnowski
DeAnne Duchnowski
Class of 2006
Passed Dec 09, 2007
(no additional information)
Geralyn Wolfersberger
Geralyn Wolfersberger
Class of 1974
Passed Nov 10, 2012
Our beloved Geralyn passed away from injuries sustained in a tragic car accident on O'Fallon-Troy Road on November 10, 2012.

Classmates Spotlight

O'fallon High School Classmates

Marjorie Klein
Class of '87

Alumni Stories

High School Alumni Stores

Read and submit stories about our classmates from O'fallon High School, post achievements and news about our alumni, and post photos of our fellow Panthers.

School News

OTHS Classes 76-77-78-79 Reunion Party

July 22, 2017 - Knights of Columbus
Join our Reunion Group page at www.facebook.com/groups/OTHSReunion
Read More »