David Robertson (Canadian politician)

David Robertson (July 9 1841 – 1912) was an Ontario physician and political figure. He represented Halton in the Legislative Assembly of Ontario from 1879 to 1883 as a Liberal member.

He was born in Esquesing Township, Halton County, Canada West in 1841, the son of Alexander Robertson, a Scottish immigrant. Robertson studied at McGill College and graduated with an M.D. in 1864. In 1867, he married Jennie S. Morse. He served four years as mayor of Milton.