The Shaw Festival is a not-for-profit theatre festival in Niagara-on-the-Lake, Ontario, Canada. It is the second largest repertory theatre company in North America. The Shaw Festival was founded in 1962. Originally, it only featured productions written by George Bernard Shaw, but changes were later implemented by Christopher Newton and Jackie Maxwell that widened the theatre's scope. As of 2019, the theatre company was considered to be one of the largest 20 employers in the Niagara Region.

Niagara-on-the-Lake is a town in Ontario, Canada. It is located on the Niagara Peninsula at the point where the Niagara River meets Lake Ontario, across the river from New York, United States. Niagara-on-the-Lake is in the Niagara Region of Ontario and is the only town in Canada that has a lord mayor. It had a population of 19,088 as of the 2021 Canadian census.