Robert Simms

Robert Simms or Rob Simms may refer to:


 * Robert D. Simms (1926–2008), Justice of the Oklahoma Supreme Court
 * Robert Simms (politician) (born 1984), Australian politician, usually referred to as Rob Simms
 * Robert Simms (United Irishmen) (1761–1843), Irish radical
 * Robert Simms (the younger) (before 1821–after 1843), son of the Irish radical, one of the founders of the Belfast Natural History Society