Robert Todd Lytle (19 May 1804-22 December 1839) was a member of the US House of Representatives (D-OH 1) from 4 March 1833 to 3 March 1835, succeeding James Findlay and preceding Bellamy Storer. Born in Williamsburg, Ohio, he practiced law in Cincinnati before serving in the state house from 1828 to 1829 and in Congress.