Daniel Galloway, from Penzance, is wanted by Police, who are making efforts to locate him and have now asked the public for information that may assist them with their enquiries.
Mr. Galloway has links to Penzance, Liskeard, Bodmin, and Plymouth.
He is described as a white male, around 5ft 9in tall and of medium build with short brown hair and may also have a beard.
Police have said that Mr. Galloway is not to be approached if seen, but that any witnesses are asked to call 999, quoting reference 50230078628.
A spokesperson for Devon and Cornwall Police said: "Police are seeking the public’s help to trace a 41-year-old man from Penzance.
"Daniel Galloway is sought in connection to an investigation into allegations of assault and breach of a restraining order.
"Enquiries have been made by police to locate him and officers are now appealing to the public for information on his whereabouts.
"Galloway is described as a white male, around 5ft 9ins tall, and of medium build. He has short brown hair and may also have a beard.
"He has links to Penzance, Liskeard, Bodmin, and Plymouth.
"Anyone who sees Galloway is asked not to approach him but to call police on 999, quoting reference 50230078628.
"Information can also be passed anonymously to independent charity Crimestoppers by calling 0800 555111, or via at www.crimestoppers-uk.org"