Police are appealing for information on Ismail Ali, who has been reported missing from his home in Bradford.
Ismail is 46 and was last seen in Gulams in Cumberland Road on the afternoon of Friday, 29 May.
He is described as being of slim build with short black hair.
He has links to the Dewsbury and Batley areas, as well as Blackburn.
There are concerns for his welfare and police are continuing enquiries to locate him.
Anyone with information which may assist is asked to contact police on 101 or via the West Yorkshire Police website, quoting log reference 1498 of 1 June.