Nottinghamshire Police have said it is concerned for a 43-year-old man last seen in Worksop.
Mark Payne was reported missing from the Worksop area on Sunday, November 11.
Mark is described as slim build, 5ft 9 tall, short dark hair and was last seen wearing a faded black leather jacket, black skinny jeans and black boots.
A Notttinghamshire Police spokesman said: "If you have seen Mark or know where he might be, please call us on 101, quoting incident number 0002 of 11 November 2018. You can also call Crimestoppers anonymously on 0800 555 111."