Michael Lea has been missing since Saturday, February 29.
Michael, 28, is described as being 5ft 11ins tall, of medium build, blond hair and tattoos.
He was wearing smart black trousers, a white shirt, black tie, black jacket and black trainers.
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His family are growing increasingly concerned for his welfare after he was last seen at his home in the Elsecar area at 11.30pm on February 29.
Anyone who has seen Michael today, or know where he might be, please get in touch via 101 quoting incident number 669 of 1 March.