John Adrian Simpson was a Canadian politician and businessman. Born in Peel County, Canada West, he came west in 1890 and eventually settled in Innisfail, where he opened a lumberyard. He served on Innisfail's first town council, and also in the legislative assemblies of the Northwest Territories and later Alberta; in the last, he acted as deputy speaker.

The 1898 North-West Territories general election took place on 4 November 1898. This was the fourth general election in the history of the North-West Territories, Canada. It was held to elect members of the Legislative Assembly of the North-West Territories.