Peter Jacobs (born 3 December 1939) is a Canadian landscape architect specializing in the conservation and development of rural and northern landscapes and in urban landscape design.
He is Emeritus professor of the School of Planning and Landscape Architecture of the Universite de Montreal, Emeritus Chair of the Commission on Environmental Planning of the International Union for the conservation of nature (IUCN), Past President of the Canadian Society of Landscape Architects (CSLA), Chair of the Kativik Environmental Quality Commission (from 1979) and a Member of the Royal Canadian Academy of the Arts.