Colonel Gray High School
 Colonel Gray Sr. High School (CGHS) colloquially referred to as The Gray is a Canadian secondary school in Charlottetown Prince Edward Island. Its zone includes students from the central parts of Queens County in the City of Charlottetown.The school is administratively part of the English Language School Board. Its official colours are Maroon and Gray and the mascot is a Colonel. The sports teams from The Gray are called the Colonel Gray Colonels.