Robert Mylne may refer to:
Robert Mylne (mason) (1633–1710), Scottish master-mason Robert Mylne (architect) (1733–1811), Scottish architect and engineer, great-grandson of the mason Robert Mylne (writer) (1643–1747), Scottish writer, engraver and antiquary Robert William Mylne (1817–1890), English architect, civil engineer and geologist Robert Scott Mylne (1854–1920), antiquarian, son of Robert William Mylne
See also Robert Milne (disambiguation)