The Honourable Charles Herbert Mackintosh (May 13, 1843 – December 22, 1931) was a Canadian journalist and author, newspaper owner and editor, and politician. He served as mayor of Ottawa from 1879 to 1881, represented the City of Ottawa as a Liberal-Conservative Member of Parliament in the House of Commons of Canada from 1882 to 1887, and from 1890 to 1893, and served as Lieutenant Governor of the North-West Territories from 1893 to 1898, as it underwent a major transition toward responsible government.