Concern is growing for 67-year-old Peter Simpson who is missing from his home in Warsop.
He was last seen at his home address on Wednesday, July 20 at around 9.45am.
Peter is white, around 6ft tall, of large build and with white hair.
He is possibly wearing black jeans, a shirt and black shoes.
If you have seen Peter or know of his whereabouts, please call Nottinghamshire Police on 101, quoting incident number 573 of 20 July.