recommendation of the committee finally came forth as the existing school on Clair Road West opened, starting with grades 9 through 11. Grade 12 has since been added, thereby enabling full granting status of the Ontario Secondary School Diploma, continuing the tradition of the Loretto Sisters and Celtic Pride in Guelph. On June 16, 2009, Grade 9 student Isabel Warren was tragically killed by a cinderblock wall collapsing on her in a washroom facility in Larry Pearson Park, which is located behind the school. Notable alumni Todd Bertuzzi (NHL) John Cullen (NHL) Blake Marshall (CFL) Jamie Taras (CFL) Greg Marshall (CIAU Football Player and Coach) Jeff O'Neill (NHL) Thomas Christopher Collins (Canadian Cardinal of the Catholic Church) Evan Siddall (CEO Alberta Investment Management Corporation) Rick Ferraro (Member of Provincial Parliament Wellington South 1985-1987, Guelph 1987-1990) Rachelle Campbell (1976 Olympic track team) International Baccalaureate Program As of 2015, Bishop Macdonell was officially named an International Baccalaureate World School, the first of its kind in the City of Guelph. The school today The school now has an approximate population of 750 students ranging from grades 9-12. It is a uniformed school. The uniforms are a blue tartan kilt, black dress pants, a golf shirt, and French cut white blouse for girls, and a golf shirt and black slacks for boys. The school's mottos are "Wisdom - Honour - Courage" and "Our Blood Runs Celtic Blue." See also List of high schools in Ontario Alexander Macdonell (bishop of Kingston) Our Lady of Lourdes Catholic High School Saint James Catholic High School References External links Official website Profile at the Education Quality and Accountability Office (EQAO) web site Catholic secondary schools in Ontario Educational institutions established in 1856 High schools in Guelph 1856 establishments in the British Empire