Robert M. Veatch (1843–1925), commonly known in his later years as "Uncle Bob," was a teacher, farmer, mercantile owner, and politician in the U.S. state of Oregon. Veatch is best remembered for having served two terms in each the Oregon House of Representatives and Oregon State Senate and for having served as the long-time mayor of Cottage Grove, Oregon. Veatch was twice an unsuccessful candidate for United States Congress, losing to incumbents as a fusion Democrat in November 1898 and as a Democrat in November 1904.