Last names starting with "O"
- Class of 1970 Sue Obliness
- Class of 1973 Polly ODonnell (formerly Pearson)
- Class of 1948 Bruce Lee Oliver
- Class of 1974 Mark Oliver
- Class of 2003 John Olsen
- Class of 1994 Julie Olson
- Class of 1955 Malcome Olyer
- Class of 1951 Ernisten Onbe
- Class of 1951 Ernisten Onbe Onbe
- Class of 1995 Michael Onco
- Class of 1985 Jack Orr
- Class of 1990 Robert Ortiz
- Class of 1952 Mary Overstreet
- Bobby Overt
- Class of 1987 Bobby Overton
- Class of 2014 Cheyenne Owen
Looking for El Reno High School alumni not listed? If so, check out Classmates.com® - hundreds of more ERHS alumni have posted their profiles.
About the El Reno High School Alumni Directory
Check out all of the names of the El Reno High School alumni that attended high school in El Reno that are listed above. Registering will allow you to join the directory. If you haven't already, we also encourage you to register for free on this site. You may also want to check out the latest news and school memories.