Harry Hopkins, aged 29, from Exeter, is sought in connection with an investigation into a report of assault.
Police are carrying out enquiries to locate him and appealing for the public to provide any sightings or information regarding to his whereabouts.
Hopkins is described as a slim, white male, around 5ft 9ins tall, with short light brown hair and blue eyes.
He has links to Exeter, Plymouth and Camborne.
Anyone who see Hopkins is asked not to approach him, but to call police on 999, quoting reference number 50240141548.
Information can also be passed anonymously to independent charity Crimestoppers by calling 0800 555 111, or online via www.crimestoppers-uk.org.