The family of the 80-year-old Englishman, reported missing in Gozo on Sunday, are handing out fliers and appealing to people to be on the lookout for the man, who suffers medical problems.
Geoffrey Morgan is of medium build, has short grey hair and is about six feet tall. He was last seen wearing a dark red striped shirt, khaki coloured shorts and black shoes at Għajnsielem.
A family member said that the Mr Morgan arrived in Malta last Wednesday and intended to stay until June 15. He has been visiting Gozo each year for a number of years. His mother was Maltese.
Anyone who has any information is urged to call the police in confidence on 119 or call at the nearest police station.