Last names starting with "O"
Unknown Grad Year
- Class of 1946 Russell Oatman
- Class of 1996 Heather Oconnell
- Class of 1977 John Oconnor
- Class of 2009 Kiera Odonnel
- Gregg Oginz
- Class of 1995 Jessica Ohalloran
- Class of 1977 James OHare
- Class of 1957 David Oliver
- Class of 1964 Hillory Olsen
- Eric Olson
- Ciaran OMahony
- Class of 1986 Shelley Oppenheim (now Ciulla)
- Class of 1967 Cindy Orelli (formerly Young)
- Class of 2006 Chad Osborne
- Class of 1960 George OShaughnessy
- Class of 1963 Marilyn Osmond
- Class of 1953 Bill Owens
- Class of 1956 William Owens
- Class of 2010 Josefina Ozuna (now Castillo)
Looking for Marblehead High School alumni not listed? If so, check out Classmates.com® - hundreds of more MHS alumni have posted their profiles.
About the Marblehead High School Alumni Directory
If you attended Marblehead High and want to be added to the alumni directory register now to add your name to the alumni list. For former Marblehead High students from MA, 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 Marblehead High School alumni.