Last names starting with "O"
- Class of 1971 Anthony Ognjan
- Class of 1980 Cindy Olivares (now Rotherham)
- Class of 2002 Abigail Oliver
- Micheal Oliver
- Mike Oliver
- Mike Olivers
- Class of 1977 Shirley ONeal (formerly Hill)
- Class of 2004 Joey Orchard
- Georgia Ornesky
- Bryan Osborne
- James Osieczonek
- Denna Oswell
- Class of 2009 Christopher Owens
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About the Algonac High School Alumni Directory
If you attended Algonac High and want to be added to the alumni directory register now to add your name to the alumni list. If you are an alumn of Algonac High you should register now in the alumni directory. We also encourage you to interact with the rest of the alumni on this site. You can find old friends, share photos and stay updated on the latest school news.