St Stephens by Launceston Rural is a civil parish in the east of Cornwall, England, United Kingdom. It is in the Registration district of Launceston. The population of the parish in the 2001 census was 312, increasing to 360 and including Dutson at the 2011 census. The former parish of St Stephens by Launceston was abolished in 1894: St Stephens by Launceston Urban became part of the town of Launceston, while St Stephens by Launceston Rural became part of Launceston Rural District.