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St. Oscar Romero Catholic SS
"Dream . Choose . Act . Succeed"
  • St. Oscar Romero Catholic SS
  • 2495 Credit Valley Road
  • Mississauga ON , L5M4G8
  • Principal: Jason Boily
  • Vice Principal(s): Anthony Marcellino
    Diane Potoczny

  • Superintendents:
  • Trustee: Herman Viloria (Mississauga Ward 8)
    All Trustees
+More School Info
School Site 




End of School Year 2020-21 Update

Letter for St. Oscar Romero CSS – Advantage(18-21) Students.pdf 

Letter for St. Oscar Romero CSS Families.pdf


Academic achievement.jpg 


Graduating Class of 2021

Here it is!!!

The 2021 St. Oscar Romero CSS Graduation Video - Full Feature Film.

Click on the link to view



      Please open file to view Graduation Award Recipients

Graduation Award Recipients 2021 - Final.pdf 

                                                                     The Honour Roll list will be posted in the Fall


School Resources and Forms:

Adult Student Agreement (18+).pdf

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