Plainfield South High School Alumni
Plainfield, Illinois (IL)
Home Of The Cougars!
Find Plainfield South High School Cougars Alumni, Plan Class Reunion, and More!
Welcome! Register as an alumni from Plainfield South High School and reunite with old friends and classmates. Share your memories by posting photos or stories, or find out about your next class reunion!

Recent Members
Abigael Ramert | 2018 |
Charles Simpson | 2019 |
Eric Ferenzi | 2003 |
John Broussard | 2012 |
Madelynn Pointer | 2017 |
Madelynn Sanders | 2021 |
Paul Myers | 2014 |
Shannon Hartge | 2020 |
Military Alumni
Honoring Our Heroes
This area is dedicated to our alumni that have served or are serving in our armed forces!
Plainfield South High School Class Reunions
FREE CLASS REUNION WEBSITES!
Post your Plainfield South 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

Read and submit stories about our classmates from Plainfield South High School, post achievements and news about our alumni, and post photos of our fellow Cougars.
School News
Plainfield High School Hockey Alumni Game
Plainfield High School Hockey will be hosting our 2nd annual Alumni Game. Being held at International Ice Centre/ Romeov...
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Don’t forget to start planning your Plainfield South High School reunion today! Our free reunion planning tools make it easier than ever to plan and announce your event! With our tools you can post your reunion event(s), manage your own Plainfield South High School reunion website, schedule meetings and sell tickets online. We also offer the option to open a free class reunion store to sell reunion merchandise and raise funds for your event! Remember it is up to each class to plan their own reunion, anybody can start the process and we can help make it a success! Click the Plan Reunion link at the top of our Plainfield South High School Alumni Site to get started!