Matthew Livings last seen in Calow, near Chesterfield, at 7.30pm on Thurday, April 28.
The 38-year-old is described as slim, 6ft tall, with light brown short, shaved hair.
He was last seen wearing grey jogging bottoms and a black jacket.
Matthew also has links to the Holmebrook area of Chesterfield.
Anyone with any information about his whereabouts is asked to contact Derbyshire police on the 999 emergency number with reference 940-280422.