Bayview Secondary School, initially known as Bayview High School is a grade 9–12, 2-semester secondary school operated by the York Region District School Board. It is located just north of the northeast corner of Bayview Avenue and Major Mackenzie Drive in Richmond Hill, Ontario, Canada. Bayview S.S. was officially opened on March 19, 1961.

The York Region District School Board (YRDSB), until 1999, English-language Public District School Board No. 16 is the English-language public school board for the Regional Municipality of York in Ontario, Canada. The York Region District School Board is the province's third-largest school board after Toronto's TDSB and Peel's PDSB, with an enrolment of over 122,000 students. It is in the fastest-growing census division in Ontario and the third-fastest growing in Canada.