Last names starting with "O"
- Christopher O'brien
- Class of 1993 Julie O'Connell
- Class of 1977 Linda Oberti (formerly Ackler)
- Peter Obrien
- Tim Obrien
- Mildred ODonnell
- Class of 1999 Martha Oldfield
- Class of 1928 Robert Oldfield
- Class of 2004 Carrington Oliver
- Class of 1996 Mary Olmstead
- Matt Orcutt
- Class of 1977 Sue Ortolani (now Ortolani Blasting)
- Class of 1977 Sue Ortolani Blasting
- Terry Owen
Looking for Herkimer High School alumni not listed? If so, check out Classmates.com® - hundreds of more HHS alumni have posted their profiles.
About the Herkimer High School Alumni Directory
Check out all of the names of the Herkimer High School alumni that attended high school in Herkimer that are listed above. Registering will allow you to join the directory. For former Herkimer students from NY, you can view the class reunion information that has been posted by other site visitors. In addition, we encourage you to post your profile in the alumni directory, share information about the school activities you were involved with and reconnect with Herkimer High School alumni.