Last names starting with "G"
- Class of 2004 Sean Gallagher
- Class of 2003 Michael Gallant
- Class of 1986 Brian Gamache
- Class of 2004 Casey Gargulo
- Class of 2002 Nicole Gauthier
- Class of 1992 Dj Gay
- Class of 1992 Lynn Gertz
- Chris Geyer
- Class of 2001 Lisa Gordon
- Class of 2000 Karen Graham
- Class of 1985 Lisa Graves (formerly Rosa)
- Class of 1979 Randy Gross
Looking for Haddam Killingworth High School alumni not listed? If so, check out Classmates.com® - hundreds of more HKHS alumni have posted their profiles.
About the Haddam Killingworth High School Alumni Directory
Check out all of the names of the Haddam Killingworth High School alumni that attended high school in Higganum that are listed above. Registering will allow you to join the directory. For former Haddam Killingworth students from CT, 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 Haddam Killingworth High School alumni.