Lieutenant-Colonel Reuben Wells Leonard (21 February 1860 – 17 December 1930) was a Canadian soldier, civil engineer, railroad and mining executive, and philanthropist.

Reuben Wells Leonard was born in Brantford, Canada West, on 21 February 1860.

[1] He obtained a degree in civil engineering from the Royal Military College of Canada in Kingston, Ontario, and began working for the Canadian Pacific Railway.

[2] In 1913, he gave $40,000 to his church in Brantford, Ontario, to build a bell tower in memory of his parents In 1916, he established an educational trust.

[4] Leonard was also responsible for the founding of a scholarship offered only to white, Protestant, British individuals.