Gleneagle Secondary School, or simply Gleneagle, is a public coeducational high school located in Coquitlam, British Columbia, established in 1997. It is run by School District 43 Coquitlam. Gleneagle serves grades 9-12 and has an enrolment of 1170 students.

In addition to academic programs, Gleneagle offers specialty programs such as ACE-IT Culinary Arts and Hairdressing, the COAST outdoor education program, the grade 9 JumpstART art program, and the school district's TALONS gifted program.

As of the 2013-14 school year Gleneagle ranked 80 out of 293 by the Fraser Institute with a rating of 7.1, down from previous years. Gleneagle has one of the highest rates of student acceptance to post secondary education among BC's high schools, with more than 50% of graduates entering a Public Post-Secondary Institution in British Columbia.