Bryan Kearns, 58, was last seen yesterday afternoon (Monday, April 15) at around midday, in Winchester Road, Andover.
He is believed to have been in the area of the Basingstoke Leisure Centre later that day, at around midnight.
He has not been contact with his family or friends since yesterday afternoon and they are understandably becoming concerned for his welfare.
He is described as being white, of a slim build, around 5ft 9ins tall, with short grey hair and a grey beard.
He usually wears blue jeans with shorts over the top, and an outer coat.
Have you seen anyone matching his description in the Andover or Basingstoke area over the last 24 hours?
If you have any information, please contact us on 101, quoting reference number 44190131499.
In an emergency, call 999.