Former Principals
- David Quattrone
- -1985 Howard Gilmore
- 1985-1995 William E. McGuirk
- 1995-2007 Joseph P. Dillon - Oversaw transition to new building and campus.
- 2007-2010 Shelley Marcus Cohen
- 2010-2011 Stephen Dlott
Read more about this topic: Groton-Dunstable Regional High School