David Thompson (December 7, 1836 – April 18, 1886) was a Canadian businessman and political figure.

After studying at Upper Canada College, he became a merchant selling flour and grain.

In 1863, he was elected to the 8th Parliament of the Province of Canada for Haldimand; after Confederation, he was reelected to the House of Commons.

[2] David's son, Andrew, later represented Haldimand and Monck in the House of Commons.

The property where the mansion built by Thompson's father still stands is now preserved as a National Historic Site of Canada, Ruthven Park.