All Saints Catholic Secondary School is a secondary school located in Whitby, Ontario, Canada open for students in grades 7–12. It offers a broad range of academic programs including Ontario Youth Apprenticeship Program (OYAP), Cooperative Education (Co-Op), Specialist High Skills Major (SHSM), Advanced Placement (AP), Head Start, Centre for Success/Reconnect, and Electronic learning. It is adjacent to Donald A Wilson Secondary School.