Last names starting with "O"
- Class of 1978 Arron Obeginski
- Class of 1980 Mike Obeginski
- Class of 1988 Crystal Oberle
- Class of 1969 Sandy OBrenavish
- Class of 1989 Patrick Oconnell
- Lindsay Ohanessian
- Class of 1992 Brian Olenjeck
- Class of 1977 Tim Olexsey
- Class of 1977 Timothy. Olexsey
- Class of 2012 Caleigh Oostemeyer
- Class of 1986 Danielle Ortiz
- Sarah Orzechowski
- Amy Osborn
- Class of 1968 Beth Owens
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About the South Lyon High School Alumni Directory
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