Search

This year’s COMC was held on Thursday, November 7th, 2025  in Canada and the Americas and on Friday, November 8th elsewhere in the world.

CMO Invitation Cutoff: 66.5/80
Repêchage Cutoff: 61/80

Median Score: 32/80

Canadian Division

Open to students at schools in Canada or Canadian citizens or Canadian permanent residents located anywhere.

Canadian Champions

 
    Gold Award:Edgar Wang
   Marianopolis College, Westmount, QC
    
    Silver Award:Thomas Guo
   Phillips Exeter Academy, United States
    
    Bronze Award:Tiger Che
   SpringLight Education Institute, United States
Michael Li
   Marc Garneau C.I., Toronto, ON
Ethan Liu
   University of Toronto Schools, Toronto, ON
    
    Honour Roll:Warren Er Bei
   Sir William Osler Elementary School, Vancouver, BC
Andrew Dong
   Centennial C. & V.I., Guelph, ON
Tian-Hua Jiang
   Math Enrichment Centre [Carleton], Ottawa, ON
Tianqi Jiang
   Math Enrichment Centre [Carleton], Ottawa, ON
Evan Lu
   Hon. Vincent Massey S. S. , Windsor, ON
Eric Shen
   University of Toronto Schools, Toronto, ON
Hyeonjik Son
   A.Y. Jackson S.S., North York, ON
David Tang
   University of Toronto Schools, Toronto, ON
Jiangxu Wan
   University Hill Secondary School, Vancouver, BC
Boya Yang
   Burnaby South Secondary, Burnaby, BC
    
Best in Canadian Division
Grade 12 or Cégep
 
    Gold Award:Edgar Wang
   Marianopolis College, Westmount, QC
    
    Silver Award:Michael Li
   Marc Garneau C.I., Toronto, ON
    
    Bronze Award:David Tang
   University of Toronto Schools, Toronto, ON
Boya Yang
   Burnaby South Secondary, Burnaby, BC
    
    Honour Roll:Junyang Jiang
   Lester B. Pearson College, Victoria, BC
Tian-Hua Jiang
   Math Enrichment Centre [Carleton], Ottawa, ON
Tianqi Jiang
   Math Enrichment Centre [Carleton], Ottawa, ON
Hyeonjik Son
   A.Y. Jackson S.S., North York, ON
Kevin Wan
   Marc Garneau C.I., Toronto, ON
    
Best in Canadian Division
Grade 11
 
    Gold Award:Thomas Guo
   Phillips Exeter Academy, United States
    
    Silver Award:Tiger Che
   SpringLight Education Institute, United States
Ethan Liu
   University of Toronto Schools, Toronto, ON
    
    Bronze Award:Eric Shen
   University of Toronto Schools, Toronto, ON
    
    Honour Roll:Andrew Dong
   Centennial C. & V.I., Guelph, ON
Adam Huang
   Stuart Academy, United States
Zhening Li
   Laurel Heights Secondary School, Waterloo, ON
William Szeto
   University of Toronto Schools, Toronto, ON
    
Best in Canadian Division
Grade 10
 
    Gold Award:Jiangxu Wan
   University Hill Secondary School, Vancouver, BC
    
    Silver Award:Daniel Yang
   University of Toronto Schools, Toronto, ON
    
    Bronze Award:Henry Xie
   North Central College, United States
Zixiang Zhou
   London Central Secondary School, London, ON
    
    Honour Roll:Jiarui Cao
   Abbey Park H.S., Oakville, ON
Hao Cui
   Marc Garneau C.I., Toronto, ON
Alec Le Helloco
   Ecole Jeannine Manuel, France
Bradley Louie
   Burnaby Central S.S., Burnaby, BC
Cheng Qin
   Shanghai High School International Division, China
Kai Wen Yang
   Victoria Park CI, North York, ON
Amelie Zhou
   Marc Garneau C.I., Toronto, ON
    
Best in Canadian Division
Grade 9
 
    Gold Award:Evan Lu
   Hon. Vincent Massey S. S. , Windsor, ON
    
    Silver Award:Andrew Wen
   Phillips Academy, United States
    
    Bronze Award:Yiu Him Chung
   Seaquam S.S., Delta, BC
    
    Honour Roll:Michael Lee
   Dalhousie Math Challenge Club, Halifax, NS
Jordan Liu
   St. George’s School, Vancouver, BC
Kaixin Wang
   Magee Secondary School, Vancouver, BC
    
Best in Canadian Division
Grade 8 or under
 
    Gold Award:Warren Er Bei
   Sir William Osler Elementary School, Vancouver, BC
    
    Silver Award:Luca Tu
   Math Enrichment Centre [Carleton], Ottawa, ON
    
    Bronze Award:Marvin Mao
   Bergen County Academies, United States
    
    Honour Roll:William Dai
   Olympiads School, North York, ON
Jerry Wang
   Linbrook School, Oakville, ON
Iris Junxi Xu
   The High School Affiliated to Renmin University of China, China
Jason Zhang
   ICAE, United States
    
       

International Division

Non-Canadian competitors who write the exam from outside Canada compete in this category. The Honour Roll is granted to students who score below the third best score in the category, but with a score at least as high as the lowest score in the Canadian Championship division’s Honour Roll.

International Champions 
    Gold Award:Stanve Avrilium Widjaja
   Simetri, Indonesia
    
    Silver Award:Nikola Kolarov
   High School of Math and Sciences Acad. Nikola Obreshkov, Bulgaria
    
    Bronze Award:Sanjana Das
   SpringLight Education Institute, United States
    
    Honour Roll:Tianyang Huang
   Shanghai Foreign Language School, China
Natchanon Mongkoltananont
   Thai-Canadian Alumni Assoc, Thailand
Worrawat Rungaramsin
   Thai-Canadian Alumni Assoc, Thailand
Sitta Tantikul
   Thai-Canadian Alumni Assoc, Thailand
Filbert Ephraim Wu
   Math Trainers Guild of Philippines, Philippines